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JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, vol. 338, no. 1, page. 264 - 273, 2008-02-01

JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 229, no. 1, page. 24 - 48, 2006-10-01

JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 235, no. 1, page. 166 - 198, 2007-04-01

Springer Proceedings of Mathematics and Statistics, vol. 144, page. 49 - 55, 2015-08

Springer Proceedings of Mathematics and Statistics, vol. 144, page. 369 - 377, 2015-08

Journal of Differential Equations, vol. 255, no. 6, page. 1109 - 1131, 2013-09-15

Computers and Mathematics with Applications, vol. 69, no. 1, page. 13 - 30, 2015-01

APPLIED MATHEMATICS AND COMPUTATION, vol. 256, page. 786 - 807, 2015-04-01

DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS-SERIES B, vol. 6, no. 6, page. 1239 - 1260, 2006-11

JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 216, no. 1, page. 78 - 108, 2005-09-01