---

82. Pattern transition phenomena in spatial modeling of infectious diseases. Comment on" Pattern transitions in spatial epidemics, Physics of Life Reviews, 19 (2016), 81-82

81. Regional Level Influenza Study with Geo-Tagged Twitter Data (with F. Wang et al. ), Journal of medical systems 40 (2016), 189

80. Modeling boyciana–fish–human interaction with partial differential algebraic equations (with Y. Jiang and Q. Zhang). Math. Biosci. 277 (2016), 141–152..

79 Nonconstant radial positive solutions of elliptic systems with Neumann boundary conditions (with R. Ma and T. Chen). J. Math. Anal. Appl. 443 (2016), no. 1, 542–565.

78. Complex dynamic behavior of a rumor propagation model with spatial-temporal diffusion terms (with L. Zhu and H. Zhao), Information Sciences, 349-350(2016), 119-136.

77. Spatiotemporal Diffusion Modeling of Global Mobilization in Social Media: The Case of Egypt Revolution 2011 (with H. Kwon, W. Xu, J. Chon,), International Journal of Communication, 10(2016), 73-97.

76. Traveling wave phenomena in a Kermack-McKendrick SIR model (With X, Wang), Journal of Dynamics and Differential Equations, 28(2016), 143-166.

75, Traveling wave solutions of a reaction-diffusion equation with state-dependent delay (with G. Lin), Communications on Pure and Applied Analysis (CPAA), 15(2016) 319-334.

74, Exact multiplicity of solutions for discrete second order Neumann boundary value problems (with Bai et al.) Boundary Value Problems,2015:229(2015)

73. The Impact of Sampling on Big Data Analysis of Social Media: A Case Study on Flu and Ebola,( with K Xu, F Wang, X Jia), 2015 IEEE Global Communications Conference (GLOBECOM), 1 – 6. DOI: 10.1109/GLOCOM.2015.7416974

72. Modeling flu trends with real-time geo-tagged Twitter data streams, (with J. Chon et al), Wireless Algorithms, Systems, and Applications, 10th International Conference, WASA 2015, Qufu, China, August 10-12, 2015, Proceedings, Editors: K. Xu, H. Zhu, Lecture Notes in Computer Sciences, Volume 9204, Springer, pp 60-69,

71. A spatiotemporal model of Twitter information diffusion: an example of Egyptian revolution 2011, (with K. Kwon et al), ACM International Conference Proceeding Series 2015-July, a4, International Conference on Social Media & Society, July 2015, Toronto. Doi: 10.1145/2789187.2789205,

70. Partial differential equations with Robin boundary condition in online social networks (G. Dai et al). Discrete Contin. Dyn. Syst. Ser. B 20 (2015), 1609–1624.

69. Global bifurcation and positive solution for a class of fully nonlinear problems (G. Dai and B. Yang). Comput. Math. Appl. 69 (2015), 771–776,

68. Prediction and Control of Brucellosis Transmission of Dairy Cattle in Zhejiang Province, China (L. Zhang et al.), PLoS ONE 9(11) 2014: e108592.

67. Bifurcation and Control of a Delayed Diffusive Logistic Model in Online Social Networks, (With L. Zhu and H. Zhao), Proceedings of the 33rd Chinese Control Conference, July 28-30, 2014, Nanjing, China. DOI:10.1109/ChiCC.2014.6897077

66. Convex Solutions of systems of Monge-Ampère equations, Communications in Applied Analysis, 12(2014), 131-146. (http://arxiv.org/abs/1007.3013)

65. Nonnegative solutions of a class of systems of algebraic equations. (T. Gao et al. ) Dynam. Systems Appl. 23 (2014), 211–219.

64. Spreading speeds and traveling waves for a model of epidermal wound healing, Mathematical Biosciences and Engineering, 11 (2014), 1215–1227.

63. Front-like entire solutions for monostable reaction-diffusion systems (with S. Wu). J. Dynam. Differential Equations 25 (2013), 505–533.

62. Some recent developments on linear determinacy (With C. Castillo-Chavez and B. Li). Math. Biosci. Eng. 10 (2013), 1419–1436.

61. Eigenvalues, bifurcation and one-sign solutions for the periodic p-Laplacian (G. Dai and R. Ma). Commun. Pure Appl. Anal. 12 (2013), 2839–2872.

60. Spectrum of a linear fourth-order differential operator and its applications (with R. Ma and M. Elsanosi). Mathematische Nachrichten 286 (2013), 1805–1819.

59. Characterizing Information Diffusion in Online Social Networks with Linear Diffusive Model (with F. Wang, K. Xu, J. Wu, and X. Jia), 33th International Conference on Distributed Computing Systems (ICDCS) July 2013, 307-316.

58. The free boundary problem describing information diffusion in online social networks (with Lei and Lin), Journal of Differential Equations, 254(2013) pp.1326-1341, 

57. Traveling Waves of Diffusive Predator-Prey Systems: Disease Outbreak Propagation (with, X-S Wang and J. Wu), Discrete and Continuous Dynamical Systems A, 32(2012) 3303-3324.

56. Diffusive Logistic Model Towards Predicting Information Diffusion in Online Social Networks (with F. Wang and K.Xu), 2012 32nd International Conference on Distributed Computing Systems Workshops (ICDCSW), 2012, pp.133-139,

55. Discovering Shared Interests in Online Social Networks (with F. Wang and K.Xu), 2012 32nd International Conference on Distributed Computing Systems Workshops (ICDCSW), 2012, pp.163-168,

54.Weighted pseudo-almost automorphy of partial neutral functional differential equations with operator of nondense domain. (Z. Xia et al. ) Can. Appl. Math. Q. 20 (2012), 589–607.

53. Positive periodic solutions of singular systems of first order ordinary differential equations, Applied Mathematics and Computation, 218(2011) 1605-1610.

52. An application of the Krasnoselskii theorem to systems of algebraic equations, Journal of Applied Mathematics and Computation, 38(2012) 585-600

51. Positive periodic solutions of singular systems with a parameter, Journal of Differential Equations, 249(2010)2986-3002

50. Lightweight and Informative Traffic Metrics for Data Center Monitoring (with K. Xu and F. Wang), Journal of Network and Systems Management, 20(2012) 226-243

46. Spreading speeds and traveling waves for non-cooperative reaction-diffusion systems, Journal of Nonlinear Science,21 (2011)747–783.

45. Spreading speeds and traveling waves for non-cooperative integro-difference systems (with Carlos Castillo-Chavez), Discrete and Continuous Dynamical Systems B, 17(2012), 2243-2266.

44. A note on positive periodic solutions of delayed differential equations (with Z. Jin), Applied Mathematics Letters, 23(2010) 581-584.

43. On the existence of traveling waves for delayed reaction-diffusion equations, Journal of Differential Equations, 247(2009) 887-905.

42. Response of yeast mutants to extracellular calcium variations (With P. Marshall and S. Solis), Discrete and Continuous Dynamical Systems B, 12(2009), 439-453

41. Convex solutions of systems arising from Monge-ampere equations, Electronic Journal of Qualitative Theory of Differential Equations, Special Edition I, 26(2009) 1-8

40. Existence and Nonexistence of Positive Radial Solutions for Quasilinear Systems, Discrete and Continuous Dynamical Systems S, 2009(2009) 810-817.

39. Periodic solutions to non-autonomous second–order systems, Nonlinear Analysis, 71 (2009) 1271-1275

38. Enhanced modeling of the glucose-insulin system and its applications in insulin therapies (with J. Li and Y. Kuang), Journal of Biological Dynamics, 3(2009) 22-38.

37.  Existence, multiplicity and dependence on a parameter for a periodic boundary value problem (with J. Graef, L. Kong),  Journal of Differential Equations 245(2008), 1185-1197,

36. Positive radial solutions for p-Laplacian systems (with D. O’Regan), Aequationes Mathematicae,  75(2008), 43-50. 

35. A periodic boundary value problem with vanishing Green’s function (with J. Graef, L. Kong), Applied Mathematics Letters, 21(2008), 176-180. 

34.  Mathematical modeling and qualitative analysis of insulin therapies (with J. Li and Y. Kuang), Mathematical Biosciences, 210(2007), 17-33.  

33. An Eigenvalue Problem for Quasilinear Systems  (with J. Henderson),  Rocky Mountain Journal of Mathematics, 37(2007), 215-228.

32.  On the Number of Positive Solutions of Elliptic Systems ( with D. O'Regan), Mathematische Nachrichten, 280(2007), 1417-1430. 

31. Nontrivial solutions for p-Laplician systems ( with D. D. Hai), Journal of Mathematical Analysis and Applications,  330(2007), 186-194. 

30.   Multiple positive radial solutions for quasilinear equations in annular domains, Proceedings of the Conference on Differential & Difference Equations and Applications, 1121-1130. Hindawi Publishing Corporation, New York, 2006.

29.   Existence and Nonexistence of Positive Solutions for Quasilinear Systems, Boundary Value Problems, 2006, ID71534, 1-9.

28.  Convex Solutions of boundary Value Problems Arising from Monge-Ampere Equations, Discrete and Continuous Dynamical Systems (with S. Hu), 16(2006), 705-720.

27. Convex Solutions of Boundary Value Problems, Journal of Mathematical Analysis and Applications, 318(2006) 246-252.

26.  An existence theorem for Quasilinear Systems, Proceedings of the Edinburgh Mathematical Society, 49 (2006), 505-511. 

25.  Positive periodic solutions of systems of second order ordinary differential equations (with Donal O'Regan), POSITIVITY, 10(2006),285-298.

24.  Positive Periodic solutions of systems of first ordinary differential equations (with D. O'Regan), Results in Mathematics, 48(2005),310-325.

23. Positive radial solutions for quasilinear systems in an annulus, Nonlinear Analysis 63 (2005), e2495-e2501.

22. Periodic solutions for scalar functional differential equations (with  Dan Ye, Meng Fan), Nonlinear Analysis,  62(2005), 1157-1181.

21. Positive radial solutions for quasilinear systems in an annulus, Discrete and Continuous Dynamical Systems.  Supplement Volume, 878-885, 2005.

20. Nonlinear Eigenvalue Problems for Quasilinear Systems (with J. Henderson), Computers and Mathematics with Applications, 49(2005), 1941-1949.

19. Positive periodic solutions of functional differential equations, Journal of Differential Equations 202  (2004), 354-366.
18. On the structure of positive radial solutions for quasilinear equations in annular domains, Advances in Differential Equations  8  (2003), 111-128.

17. On the number of positive solutions of nonlinear systems, Journal of Mathematical Analysis and Applications,  281  (2003), 287-306.

16. Positive solutions of nonlinear three-point boundary-value problems (with R. Ma). Journal of Mathematical Analysis and  Applications,  279  (2003), 216-227.

15. On positive solutions of some nonlinear fourth-order equations (with Z. Bai), Journal of Mathematical Analysis and Applications 270  (2002), 357-368.

14. Multiplicity of positive radial solutions for an elliptic system on an annulus (with D.R. Dunninger), Nonlinear Analysis  42  (2000), 803-811.

13. Multiplicity of positive solutions for a nonlinear differential equation with nonlinear boundary conditions ( with D.R. Dunninger), Ann. Polon. Math.  69  (1998),155-165.

12. Positive solutions for nonlinear eigenvalue problems (with J. Henderson ), Journal of Mathematical Analysis and Applications  208  (1997),252-259.

11. Existence and multiplicity of positive solutions for elliptic systems (with D.R. Dunninger), Nonlinear Analysis  29  (1997), 1051-1060.

10. On the existence of positive solutions of fourth order ordinary differential equations (with R. Ma), Applicable Analysis  59  (1995), 225-231.

9.  A Self-timed redundant-binary to binary number converter for digital arithmetic processors(with C-L Wey and C-P Wang),  Proc. IEEE International Conference on Computer Design,  Austin, Texas, October (1995), 386-389.

8.  On the existence of positive solutions for semi-linear elliptic equations in the annulus, Journal of Differential Equations  109 (1994), 1-7.

7.  On the existence of positive solutions of ordinary Differential equations (with L. Erbe), Proceedings of the American Mathematical Society  120  (1994), 743--748.

6.   Existence and nonexistence of positive solutions for elliptic equations in an annulus inequalities and applications (with L. Erbe), Inequalities And Applications, World Scientific Series in Applicable Analysis (WSSIAA) 3  (1994), 207-217.

5.   Multiple positive solutions of some boundary value problems (with L. Erbe and S. Hu), Journal of Mathematical Analysis and Applications   184  (1994), 640-648.
4.   Solvability of some singular boundary value problems for the equation (p(t)r(t,u)u)')'/q(t) =f(t,u,pru'), Nonlinear Analysis  18 (1992), 649-655.

3.  Solvability of various boundary value problems for the equation (a(t,y)y')'=f(t,y,y'), Chinese Annals of Mathematics  11A (1990),607-612.

2  .Solvability of various boundary value problems for the equation (a(t,y)y')=f(t,y,y'), Chinese Journal of Contemporary Mathematics  11  (1990),395-367.

1.  Solvability of some boundary value problems for the singular equation (p(t)r(t,y)y')'/q(t) =f(t,y,pry'), Chinese Annals of Mathematics  12A  (1991), 87-91.

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