In press or accepted (send me an email if you are interested in
any of these):
Role of white-tailed deer in geographic
spread of the black-legged tick Ixodes scapularis : analysis
of a spatially nonlocal model (with S. Gourley, X. Lai, J. Shi, W. Wang and
Y. Xiao), Math. Biosci. Engin., accepted !
Effect of impulsive controls in a model system for age-structured population over a patchy environment (with Z. Yang and C. Huang), J Math. Biol. accepted
!
Pattern formation of a predator-prey model with the cost of anti-predator behaviors
(with X. Wang), Math. Biol. Eng., to appear
!
Existence of an extinction wave in the Fisher equation with a shift habitat (with H. Hu), Proc. AMS 145(2017), 4763-4771
!
Modelling the fear effect in predator-prey interactions with adaptive avoidance of predators (with X. Wang), Bull Math Biol. 78(2017), 1325-1359
!
Analysis of an age structured HIV infection model with virus-to-cell infection and cell-to-cell transmission (with J. Wang and J. Lang), Nonlin. Anal. RWA, 34(2017),75-96
!
The effects of superinfection and cost of immunity on host-parasite co-evolution (with L. Dai), Disc. Cont. Dyn. Syst. B., 22(2017),809-829
!
A mathematical model for biocontrol of the invasive weed Fallopia japonica (with S. Gourley and J. Li), Bull Math Biol. 78(2016), 1678-1702
!
Asymptotic profiles of steady states for a diffusive SIS epidemic model with mass action infection mechanism (with Y. Wu), J. Diff. Eqns., 261(2016), 4424-4447
!
Modelling the fear effect in predator-prey interactions (with X. Wang),
J. Math. Biol. 73(2016), 1179-1204
!
A reaction diffusion system modeling virus dynamics and CTL response with chemotaxis(with X. Lai), Disc. Cont. Dyn. Syst. B, 21(2016), 2567-2585
!
Dirichlet problem of a delayed reaction-diffusion equation on a semi-infinite interval (with T. Yi), Dyn. Diff. Eqns., 28(2016), 1007-1039
!
Impact of early treatment programs on HIV epidemics: an immunity-based mathematical model (with Ashrafur Rahman and Naveen K Vaidya), Math. Biosci., 280(2016), 38-49
!
On a two-patch predator-prey model with adaptive habitancy of predators (With X. Wang), Disc. Cont. Dyn. Syst. B., 21(2016), 677-697
!
Impact of spring bird migration on the range expansion of Ixodes scapularis tick population (with X. Wu and G. Rost), Bull. Math. Biol., 78(2016), 138-168
!
Stage-structured population systems with temporally periodic delay
(with X. Wu, F.M.G. Magpantay, J. Wu), Math. Meth. Appl. Sci., 38(2015), 3464-3481
!
Analysis of a within-host age-structured model with mutations between two viral strains (with L. Dai), J. Math. Anal. Appl., 426(2015), 953-970
!
Dynamics of a host-pathogen system on a bounded spatial domain (with F.-B. Wang and J. Shi), Commun. Pure Appl. Anal., 14(2015), 2535-2560
!
Modelling the impact of vaccination on infectious diseases dynamics (with Ashafur Rahman), J. Biol. Dyan., 5 (2015), Suppl.1, 307-320
!
Asymptotic behavior, streading speeds and traveling waves of nonmonotone dynamical systems (with T. Yi), SIAM J. Math. Anal., 47(2015), 3005-3034
!
Modeling cell-to-cell spread of HIV-1 with logistic target cell growth (with X. Lai),
J. Math. Anal. Appl., 426(2015), 563-584
!
Persistence, stability and Hopf bifurcation in a diffusive ratio-dependent predator-prey model with delay (with Y. Song and Y. Peng), Int. J. Bifurc. Chaos, Vol.24, No. 7 (2014) 1450093 (18 pages)
!
Repulsion effect on superinfecting virions by infected cells (with X. Lai), Bull. Math. Biol. 76(2014), 2806-2833.
!
Global dynamics of a PDE in-host viral model (with F.-B. Wang and Y. Huang), Applical Analysis, 93(2014), 2312-2329.
!
Bifurcation analysis of a diffusive ratio-dependent predator-prey model (with Y. Song), Nonlinear Dynamics, 78(2014), 49-70.
!
On a reaction-diffusion model for sterile insect release method on a bounded domain (with W. Jiang and X. Li), International Journal of Biomathematics, 7(4)(2014): 1450030 (17 pages).
!
Modelling HIV-1 virus dynamics with both virus-to-cell infection and cell-to-cell transmission (with X. Lai), SIAM J. Appl. Math., 74(2014), 898-917.
!
Minimal wave speed and spread speed of competing pioneer and climax species
(with P. Weng), Applicable Analysis, 93(2014), 2093-2110.
!
Transmission dynamics for vector-borne diseases in a patchy environment (with Y. Xiao), J. Math. Biol., 69(2014), 113-146
!
Dynamics of evolutionary competition between budding and lytic viral release strategies (with X. Lai), Math. Biol. Eng., 11(2014), 1091-1113
!
Modeling the role of altruism of antibiotic-resistant bacteria,
(with W. Wang), J. Math. Biol., 68(2014), 1317-1339
!
Impact of Tenofovir gel as PrEP on HIV infection: A mathematical model
(with S. M. A. Rahman and N. K. Vaidya), J. Theor. Biol., 347(2014), 151-159
!
On the basins of attraction for a class of delay differential equations with non-monotone bistable nonlinearities (with C.X. Huang, Z.C. Yang and T.S. Yi), J. Diff. Eqns., 256(2014), 2101-2114
!
Transient oscillatory patterns in the diffusive non-local;
blowfly equation with delay under zero-flux boundary condition (with Y. Su),
Nonlineariy, 27(2014), 87-104
!
Spatiotemporal dynamics in a diffusive ratio-dependent predator-prey model near a
Hopf-Turing bofurcation point (with Yongli Song), Comp. Math. Appl., 67(2014), 1978-1997
!
Optimal vaccination strategies for an influenza epidemic model (with Q. Hu),
J. Biol. Syst., 21(4)(2013):1340006 (20 pages)
!
On Dirichlet problem for a class of delayed reaction-diffusion equations with spatial non-locality (with T. Yi), J. Dynam. Diff. Eqns., 25(2013), 959-979
!
Chaotic invariant sets of a delayed discrete neural network with two non-identical neurons (with Y. Chen and Y. Huang), Science China: Mathematics>/em>, 56(2013), 1869–1878
!
Can multiple Malaria species co-persist? (with Y. Xiao), SIAM J Appl. Math., 73(2013), 351-371
!
Charging and discharging electrochemical supercapacitors in the presence of both parallel leakage process and electrochemical decomposition of solvent
(with S. Ban et al), Electrochimica Acta, 90(2013), 542-549
!
Global threshold dynamics in an HIV virus model with nonlinear infection rate and distributed invasion and production delays (with Z. Yuan), Math. Biosci. Eng.,
10(2013), 483-498
!
On latencies in malaria infections and their impact on the disease dynamics (with Y. Xiao), Math. Biosci. and Eng., 10 (2013), 463-481
!
Global continuation of periodic solutions of differential equations with
state-dependent delay (with Q. Hu and J. Wu), SIAM J. Math. Anal., 44(2012), 2401-2427
!
Threshold dynamics of an infective disease model with a fixed
latent period and non-local infections (with Z.M. Guo and F.-B. Wang),
J. Math. Biol., 65(2012), 1387-1410
!
Global dynamics of a two-strain disease model with latency and
saturating incidence tate (S.M. Ashrafur Rahman), Can. Appl. Math. Quat., 20(2012) 51-73.
!
Avian influenza dynamics in wild birds with bird mobility and spatial
heterogeneous environment (with N. K. Vaidya and F.-B. Wang), Disc. Conti. Dynam Syst. B, 17(2012),2829-2848
!
Existence and uniqueness of positive solution to a non-local
differential equation with homogeneous
Dirichlet boundary condition---A non-monotone case (with Z. Guo and Z. Yang),
Commun. Pure Appl. Anal., 11(2012), 1825-1838
!
On a reaction-diffusion model for sterile insect release method with release on the boundary (with Xin Li), Disc. Conti. Dynam. Syst. B, 17(2012), 2509-2522
!
Transmission dynamics of the
recently-identified BYD virus causing duck egg-drop syndrome (with Naveen
Vaidya, Feng-bin Wang and Lindi Wahl), PLoS ONE 7(4)(2012): e35161
!
Impact of discontinuous treatments on an SIR disease
model (with Z. Guo and L. Huang), Math. Bioscien. Eng., 9(2012), 97-110.
!
Bifurcation analysis on an HIV-1 model with constant injection of recombinant (with P. Yu),
Int. J. Bifurcation & Chaos, 22(2012), 1250062:1-21.
!
Global dynamics of a delay differential equation with spatial
non-locality in an unbounded domain (with T. Yi), J. Diff. Eqns.,
251(2011), 2598-2611.
!
Flu epidmics: A two strain flu model
with a single vaccination (with S. M. A. Rahman), J. Biol. Dynam. 5(2011), 376-390.
!
Traveling wavefronts for lattice differential equations with time delay and global interaction (with S. Ma), Fields Institute Communications, 61(2011), 1-19.
!
A mathematical model for the control and eradication
of a wood boring beetle infestation (with S. Gourley), SIAM Rev. 53(2011), 321-345.
! .
This is a republication of
SIAM J. Appl. Math., 68(2008), 1665-1687, selected by SIAM Review as a
"SIGEST" paper. This paper also won
A Nugget from SIAM in 2009.
Impact of group mixing on disease dynamics (with P. van den Driessche and L. Wang), Mathematical Biosciences, 228(2010), 71-77
!
Map dynamics versus dynamics of associated delay R-D equation with
Neumann boundary condition (with T. Yi), Proc. Royal. Soc. London, A.
466 (2010), 2955-2973
!
Global threshold property in an epidemic model for disease with latency spreading in
a heterogeneous host population (with Z. Yuan), Nonlin. Anal. RWA,
11(2010), 3479-3490.
!.
Wave fronts in neuronal fields with nonlocal
post-synaptic axonal connections and delayed nonlocal feedback
connections (with F. Magpantay), Math. Biol. Eng., 7(2010), 421-442
!
Dynamics of an epidemic model with non-local infections for
diseases with latency over a patch environment (with J. Li), J. Math. Biol.,
60(2010), 645-686.
!
Rich dynamics in a non-local population model over three patches
(with P. Weng and C. Xiao), Nonlinear Dynamics,
59(2010), 161-172.
!
Bifurcation analysis in an age-structured model of a
single species living in two identical patches (with C. Yu and J. Wei),
Applied Mathematical Modelling, 34(2010), 1068-1077
!
Co-invasion waves of a reaction diffusion model for competing pioneer
and climax species (with Z. Yuan), Nonlin. Anal. RWA , 11(2010), 232-245.
!
Modeling spatial spread of infectious diseases with a fixed latent
period in a spatially continuous domain (with J. Li), Bull. Math. Biol.,71(2009),2048-2079
!
Existence and global exponential stability of periodic solution to a
class of functional differential equations (with X. Tang), Nonlinearity,
22(2009), 2423–2442.
!
Dynamics of an HIV-1 therapy model of fighting a virus
with another virus (with X. Jiang, P. Yu and Z. Yuan), J. Biol. Dyns,
3(2009), 387-409.
!
Hopf bifurcation analysis for a model of genetic regulatory
system with delay (with A. Wan), J. Math. Anal. Appl., 356(2009), 464-476.
!
Generalization of the Kermack-McKendrick SIR model to
patch environment for a disease with latency (with J. Li), Mathematical Modelling of Natural Phenomena, 4(2009), No. 2, 92-118.
!
New generic quasi-convergence principles with applications (with T. Yi), J. Math. Anal. Appl., 353(2009), 178-185.
!
Generic quasi-convergence for essentially strong order-preserving
semiflows (with T. Yi), Canadian Mathematical Bulletin, 52(2009), 315-320.
!
Dynamics of a HIV-1 Infection model with cell-mediated immune
response and intracellular delay (with H. Zhu), Disc. Cont. Dyan. Syst. B., 12(2009), 511-524
!
Global Stability In A Model For Interactions Between Two Strains Of
Host And One Strain Of Parasite (with Y. Xiao), Canad Appl. Math. Qart.,
16(2008), 211-218.
!
A mathematical model for the control and eradication
of a wood boring beetle infestation (with S. Gourley), SIAM J. Appl. Math.,
68(2008), 1665-1687
!
Dynamics in Numerics: on a discrete predator-prey model (with Y. Huang and X. Jiang),Differential Equations and Dynamical Systems, 16(2008), 163-182
!
Global attractivity of the diffusive Nicholson
blowflies equation with Neumann boundary condition: A non-monotone case
(with T. Yi), Journal of Differential Equations, 245(2008), 3376-3388.
!
Impact of delays in cell infection and virus production on HIV-1
dynamics, (with H. Zhu), Mathematical Medicine and Biology, 25(2008), 99-112.
!
3/2 type conditions for global attractivity in a delayed predator-prey system (with X.-H. Tang), Proceedings of the Edinburgh Mathematical Society, 51 (2008), 495-508.
!
Convergence of discrete-time neural networks with delays
(with L. Wang), International J. Qualitative Theo. Diff. Eqn. Appl.,
2(2008), 24-37.
!
Impact of dispersion on dynamics of a discrete metapopulation
model (with Y. Huang), Open Systems and Information
Dynamics, 14 (2007), 379-396.
!
Modeling diseases with latancy and relapse (with P. van den
Driessche and L. Wang), Mathemaical Biosciences and
Engineering, 4(2007), 205-219.
!
Modeling relapse in infectious diseases (with P. van den
Driessche), Mathematical Biosciences, 207(2007),
89-103.
!
Asymptotic speed of propagation and traveling wavefronts in a
non-local delayed lattice differential equation (with S. Ma and P. Weng),
Nonl. Anal. TMA., 65 (2006), 1858-1890
!
Global attractivity of positive periodic solution to periodic Lotka-Volterra competition systems with pure delay (with X. H. Tang and D. Cao),
J. Differential Equtions, 228(2006), 580-610.
!
Birfurcation analysis of a population model and the resulting SIS epidemic model with delay (with J. Wei), J Comp. Appl. Math.
{\bf 197}(2006), 169-187.
!
On positive periodic solutions of
Lotka-Volterra competition systems with deviating arguments (with X. H. Tang),
Proc. Amer. Math. Soc.,134(2006), 2967-2974.
!
Traveling wave solutions in delayed reaction diffusion systems with partial monotonicity (with J. Huang), Acta Mathematicae Applicatae Sinica, 22(2006), 243-256.
!
On dynamics of generalized competitive and cooperative systems,
(L. Huang and T. Yi), Tohoku Mathematical Journal,
58(2006), 89-100.
!
Permanence for a class of nonlinear difference systems (with B. Dai),
Discrete Dynamics In Nature and Society,
2006 (2006), 1-10.
!
Co-existence of chaos and stable periodic orbits in a simple discrete
neural network, (with Y. Huang),
J. Nonlinear Sciences., 15(2005), 291--303.
!
Existence, uniqueness and stability of traveling
waves in a discrete reaction-diffusion monostable equation with delay (with S. Ma),
J. Differential Equations, 217(2005), 54-87.
!
Bifurcation analysis of bidirectional associate memory
neural network with self-conncention (with L. Wang),
Intern. J. Bifurc. Chaos, 15(2005), 2145-2159.
!
Dynamics in numerics: on two different finite
difference schemes for ODEs (with Y. Huang),
J. Compt. Appl. Math., 181 (2005), 388-403.
!
Propagation and Its Failure in A Lattice Delayed Differential
Equation with Global Interaction (with S. Ma),
J Differential Equations. 212 (2005), 129-190.
!
Periodic solutions of second order self-adjoint difference equations
(with J. Yu and Z. Guo),
J. London Math. Soc. 71 (2005), 146--160.
!
Existence of traveling wave fronts of delayed lattice differential
equations (with J.H. Huang and G. Lu), J Math. Anal. Appl. 298 (2004), 538-558.
!
Global attractivity for non-autonomous linear delat systems
(with J. So and X.H. Tang), Funkcialaj Ekvacioj, 47(2004), 25-40.
!
Exponential stability of delay difference equations with
applications to neural networks (with L. Wang),
Fields Institute Communications, 42 (2004), 335-347.
!
Hopf bifurcation in bi-directional associative
memory neural networks with delays: analysis and computation (with
L. Wang),J. Comput. Appl. Math., 167 (2004), 73-90.
!
Capacity of stable periodic solutions in discrete-time bidirectional
associate memory neural networks (with L. Wang),
[IEEE Trans. Circ. Syst---II: Express Briefs, 51 (2004), 315-319.
!
Multiple periodic patterns via discrete neural nets with delayed feedback
loops (with J. Wu and R. Zhang),
Int. J. Bif. Chaos, 14(2004), 2915-2923.
!
Global asymptotic stability of a class of non-autonomous
integro-differential systems and applications (with M. Fan),
Nonlin. Anal. TMA, 57(2004), 111-135.
!
Stability of linear neutral systems with multiple delays:
boundary criteria (with G-D. Hu and G.-D. Hu), Appl. Math. Comp.148 (2004), 707-715.
!
Population dynamic models with nonlocal delay on bounded fields and
their numeric computations (with D. Liang, J. So and F. Zhang),
Diff. Eqns. Dynam. Syst. 11 (2003), 117-139.
!
Stability of scalar delay differential equations with dominant
delayed terms (with X. H. Tang), Proc. Roy. Soc. Edinb. A, 133 (2003), 951-968.
!
Global attractivity of non-autonomous Lotka-Volterra competition
system without instantaneous negative feedbacks (with X. H. Tang),
J. Differential Equaitons, 192 (2003), 502-535.
!
Stable periodic solutions in a discrete periodic
logistic equation (with Z. Zhou),
Appl.Math. Lett. 16 (2003), 165-171.!
Dynamics of a non-autonomous ratio-dependent predator-prey
system (with M. Fan and Q. Wang),
Proc. Royal Soc. Edinb. A, 133 (2003), 97-118.
!
3/2 type criteria for global attractivity of Lotka-Volterra
discrete
system with delays (with X. H. Tang and L Wang),
Fields Institute Communications, 36 (2003),
229-245.!
Existence of traveling wavefronts of delayed reaction diffusion
systems without monotonicity (with J. H. Huang),
Disc. Conti.Dynam Syst. A, 9 (2003), 925-936.
!
A 3/2 stability result for the Logistics equation
with two delays (with X. Li and Z. Wang), Commun. Appl.
Anal., 7 (2003), 193-202.
Periodic traveling waves in reaction diffusion systems with
delays, (with Z.C. Wang and Z.Q. Zhang),
Dynam. Conti. Disc. Impuls. Syst. Ser. A, 10(2003), 59-74.
!
3/2-type criteria for global attractivity of Lotka-Volterra competition
system without instantaneous negative feedbacks (with X.-H. Tang),
J. Differential Equations, 186(2002), 420-439.
!
Harmless delay in Cohn-Grossburg neural network
(with L. Wang), Physica D, 170 (2002), 162-173.
!
Delay induced traveling wave fronts in reaction diffusion
equations of KPP-Fisher type,
J. Comput. Appl. Math., 146 (2002), 309-321.
!
Periodic solutions of neutral functional
differential equations
(with L. Wang and Z. Wang),
J. London Math. Soc., 65 (2002), 439-452.
!
Exponential stability of Cohn-Grossburg neural network
(with L. Wang),
Neural Networks, 15 (2002), 415-422.!
Traveling Wavefronts in Diffusive and Cooperative
Lotka-Volterra System with Delays (with J. Huang),
J. Math. Anal. Appl., 271 (2002), 455-466.
!
A 3/2 stability result for a regulated logistic growth
(with X. H. Tang),
Disc. Conti. Dynam. Syst. Ser. B, 2 (2002), 265-278.
!
Asymptotic stability of a neutral differential equation
(with X. Tang), Proc. Edinb. Math. Soc., 45 (2002), 333-347.
!
Stability in linear delay systems without instantaneous
negative feedbacks (with J. So and X. H. Tang),
SIAM J Math. Anal.,33 (2002), 1297-1340.!
A reaction diffusion model for a single species with
age structure ---I. Traveling wave fronts on unbounded domains
(with J. So and J. Wu),
Proc. Royal Soc. London. A, 457(2001), 1841-1854.
!
Threshold dynamics in a delayed SIS epidemic model
(with X.-Q. Zhao),
J. Math. Anal. Appl., 257(2001), 282-291.
!
Stabilization role of inhibitory self-connections in a delayed
neural network (with P. van den Driessche and J. Wu),
Physica D., 150(2001), 84-90.
!
Traveling wave front solutions in reaction-diffusion
systems with delay (with J. Wu),
J. Dynamics and Differential Equations, 13(2001), 651-687.
! Erratum: J. Dynamics and Differential Equations, 20(2008), 531-533.
!
Structured population on two patches: modeling dispersal
and delay (with J. So and J. Wu),
J. Math. Biol., 43(2001), 37-51.!
Oscillation of delay difference equations: near
a critical case (with Z.C. Wang and R. Y. Zhang),
Dynam. Conti. Disc. Impuls. Syst. Ser. A., 9 (2001), 89-104.
Stabilization role of self-inhibitory connections in
Cohn-Grossberg neural
networks with general activation functions (with L. Wang),
Diff. Eqns. Dynam. Syst., 9 (2001), 341-352.
Traveling waves for the diffusive Nicholson's
blowflies equation (with J. H.-W., So)
Appl. Math. Comput. 122 (2001), 385--392.
!
Interaction of maturation delay and nonlinear birth in population
and epidemic models (with K. Cooke and P. van den Driessche),
J.Math. Biol., 39(1999), 332-352.
!
Global attractivity in delayed Hopfield neural network models
(with P. van den Driessche), SIAM J.
Appl.Math., 58:6(1998), 1978-1890.
!
Local existence and stability of periodic traveling waves of
lattice functional differential equations (with J. Wu),
Canad. Appl. Math. Quart., 6:4(1998), 397-416.
!
Dynamics of single species populations over a patchy
environment (with X. He and J. Wu), in Advanced Topics in
Biomathematics, L. Chen et al eds., pp. 63-77, World Scientific,
Singapore, 1998.
!
Existence of traveling wave fronts in
delayed reaction-diffusion systems
via monotone iteration method (with J. Wu),
Proc. Amer. Math. Soc., 125(1997), 2589-2598.
!
Asymptotic and periodic boundary value problems of mixed FDEs and
wave solutions of lattice functional differential equations
(with J. Wu),
J. Differential Equations, 135(1997), 315-357.
!
Traveling wave fronts in spatially discrete reaction-diffusion
equations on higher dimensional lattices , in Differential
Equations and Computational Simulations III,
J. Graef et al eds,
Electronic Journal of Differential Equations,
Conference 01 (1997), pp.211-222.!
Local-nonlocal interaction and spatio-temporal patterns in
single-species population over a patch environment (with N.
Madras and J. Wu), Canad. Appl. Math. Quart., 4:1(1996), 109-134.
!
On a hyperlogistical delay
equation (with J. Yu and J. Wu), J. Glasgow Math., 38(1996),
255-261.
Phase-locked oscillations in predator-prey communities over
heterogeneous spaces (with J. Wu and J. Wei),
Acta Mathematica Sinica, 39:4(1996), 566-573.
Allee effect and Hopf Bifurcations in single-species
populations over a patch environment (with J. Wu),
J. Dynamical System and Applications, Vol. 2 (Atlanta, GA, 1995), 577-
584, Dynamic, Atlanta, GA, 1996.
Direction and stability of delay bifurcating periodic solutions
in predator-prey systems with discrete delay (with Q. Huang, J. Wei
and J. Wu),
Lecture Notes in Pure and Applied Mathematics,
Vol.176, pp 107-119, Marcel-Dekker, 1996.
Patterns of sustained oscillations in
neural networks with delayed interactions (with J. Wu),
Appl. Math. Comput., 73(1995), 55-75.
!
On the boundedness of the generalized
Lienard systems without the signum condition (with L. Huang),
Math. Japonica, 42:2(1995), 283-292.
Comparison theorems concerning the oscillation of
higher order functional differential equations with middle terms,
Funkcialaj Ekvacioj, 37:1(1994), 45-57.
!
Comments on `Euclidean null-controlability of linear
systems with distributed delays in control', IEEE Trans. Automat.
Control, 38:3(1993), p510.
A mathematical model for Allee effect
in single-species dynamics of animals and behavior of solutions
to the model, J. Biomath., 7:1(1992) 95-98.
Asymptotics behavior of first
order linear neutral differential equations (with Z. Wang and
J. Yu), Ann. Diff. Eqns., 8:2(1992), 200-203.
Determination of the smallest constraints for the
control of the linear controled systems ,
Hunan Ann. Math., 8:1(1991), 128-136.
Oscillation and asymptotic behavior of solutions of
Nth-order functional differential equations with middle terms,
Ann. Diff. Eqns., 7:4(1991), 494-510.
Necessary and sufficient conditions for the oscillation of all
unbounded solutions (with K.Farrel, G.Ladas and Z.Wang),
J. Math. Phy. Sci.,24:6(1990), 351-361.
Necessary and sufficient conditions for oscillation
of solutions of first order linear difference-differential
equations, J. Hunan University, 17:3(1990), 113-120.
Oscillatory behavior of solutions of biological
models with delays,
J. Central-South Forestry University, 10:2(1990), 143-147.