[6] T.A. Burton and T. Furumochi, Fixed points and problems in stabil- ity theory for ordinary and functional differential equations, Dynamical Systems and Appl., 10 (2001), 89-116.
[7] T.A. Burton and T. Furumochi, Krasnoselskii’s fixed point theorem and stability, Nonlinear Anal. TMA, 49 (2002), 445-454. 10.1016/S0362-546X(01)00111-0
[8] T.A. Burton and B. Zhang, Fixed points and stability of an integral equation: Nonuniquess, Appl. Math. Lett., 17 (2004), 893-846. 10.1016/j.aml.2004.06.015
[9] C.H. Jin and J.W. Luo, Fixed points and stability in neutral differential equations with variable delays, Proc. Amer. Math. Soc., 136 (2008), 909-918.
[18] J.W. Luo and T. Taniguchi, Fixed points and stability of stochastic neu- tral partial differential equations with infinite delays, Stoch. Anal. Appl., 27 (2009), 1163-1173. 10.1080/07362990903259371
[22] M. Wu, N.J. Huang and C.W. Zhao, Fixed points and stability in neutral stochastic differential equations with variable eelays, Fixed Point Theory Appl., 2008 (2008), Article ID 407352. 10.1155/2008/407352
[23] B. Zhang, Fixed points and stability in differential equations with variable delays, Nonlinear Anal., 63 (2005), e233-e242. 10.1016/j.na.2005.02.081