[1]
L.O. Chua and L. Yang: IEEE Trans. Circuits and Syst. Vol. 35(1988), p.1257.
Google Scholar
[2]
Y.Q. Yang and J.D. Cao: Nonl. Anal. : Real Word Appl. Vol. 8(2007), p.362.
Google Scholar
[3]
P.L. Venetianer and T. Roska: IEEE Trans. Circuits Syst. Vol. 45(1998), p.205.
Google Scholar
[4]
L.J. Pan and J.D. Cao: Nonl. Anal. : Real Word Appl. Vol. 12(2011), p.3014.
Google Scholar
[5]
H. Akca, R. Alassar, V. Covachev, Z. Covachev and E.A. Zahrani: J. Math. Anal. Appl. Vol. 290(2004), p.436.
Google Scholar
[6]
Z. Guan, G. Chen: Neural Networks Vol. 12(1999), p.273.
Google Scholar
[7]
K. Gopalsamy: Appl. Math. Comput. Vol. 154(2004), p.783.
Google Scholar
[8]
V. Lakshmikantham, D.D. Bainov and P.S. Simeonov: Theory of Impulsive Differential Equations(World Scientific, Singapore 1989).
DOI: 10.1142/0906
Google Scholar
[9]
D.D. Bainov and P.S. Simeonov: Impulsive Differential Equations: Periodic Solutions and Applications( Longman, Harlow 1993).
Google Scholar
[10]
J.J. Nieto: J. Math. Anal. Appl. Vol. 205(1997), p.423.
Google Scholar
[11]
Y.K. Li and L.H. Lu: Appl. Phys. Lett. A Vol. 333(2004), p.62.
Google Scholar
[12]
L.L. Zhang, A.P. Liu, T. Chang and L.H. He: Annals of Diff. Equ. Vol. 23(2007), p.581.
Google Scholar
[13]
L.L. Zhang, A.P. Liu, H.J. Li and Q. Tang: Fourth International Conference on Natural Computation, edited by M.Z. Guo, L. Zhao and L.B. Wang, volume 3 of Neural Network Architectures, IEEE Computer Society(2008).
Google Scholar
[14]
L.L. Zhang, A.P. Liu, M. Zou and Q.X. Ma: Proceedings 2009 IEEE International Conference on Intelligent Computing and Intelligent Systems, edited by W. Chen, S.Z. Li, and Y.L. Wang, volume 1, IEEE Computer Society(2009).
Google Scholar