期刊名称：International Journal of Differential Equations
印刷版ISSN：1687-9643
电子版ISSN：1687-9651
出版年度：2013
卷号：2013
DOI：10.1155/2013/890281
出版社：Hindawi Publishing Corporation
摘要：By using a fixed-point theorem of strict-set-contraction, we
investigate the existence of positive periodic solutions for a
class of the following impulsive neutral Lotka-Volterra system
with distributed delays:
Some verifiable criteria are established easily.
