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Wang, Genqiang, Yan, Jurang (2000)
International Journal of Mathematics and Mathematical Sciences
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Wang, Genqiang, Yan, Jurang (2000)
International Journal of Mathematics and Mathematical Sciences
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Liu, Qiming, Xu, Rui (2003)
International Journal of Mathematics and Mathematical Sciences
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Li, Yongkun (2001)
International Journal of Mathematics and Mathematical Sciences
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Jin-Zhi Liu, Zhi-Yuan Jiang, Ai-Xiang Wu (2008)
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This paper is concerned with periodic solutions of first-order nonlinear functional differential equations with deviating arguments. Some new sufficient conditions for the existence of periodic solutions are obtained. The paper extends and improves some well-known results.
Wang, Kai, Teng, Zhidong, Zhang, Fengqin (2010)
Discrete Dynamics in Nature and Society
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Lin, Wen-Xian (2004)
Mathematica Pannonica
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Advances in Difference Equations [electronic only]
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