Theory and Applications of Periodic Solutions and Almost Periodic Solutions

Hu, X. H., & Zhu, C. R. (2013). The Periodic Solutions for Planar 2N-Body Problems. Abstract and Applied Analysis, 2013(), 465-474-450. https://doi.org/10.1155/2013/397194
Li, Y. X. (2011). Existence of Positive Solutions for a Fourth-Order Periodic Boundary Value Problem. Abstract and Applied Analysis, (2011), 3564-3575. https://doi.org/10.1155/2011/826451
Li, Y. (2012). Positive Periodic Solutions of Second-Order Differential Equations with Delays. Abstract and Applied Analysis, 2012(), 1021-1033-668. https://doi.org/10.1155/2012/829783
WEIYAO, Z., JINLIN, S., ZHENSHENG, L., & DEBNATH, L. (1997). ALMOST PERIODIC SOLUTIONS FOR ABEL EQUATIONS. International Journal of Mathematics and Mathematical Sciences, 1997(), 727-735. https://doi.org/10.1155/S0161171297000999
Biletskyi, B. A., Boichuk, A. A., & Pokutnyi, A. A. (2011). Periodic Problems of Difference Equations and Ergodic Theory. Abstract and Applied Analysis, (2011), 4048-4059. https://doi.org/10.1155/2011/928587