Positive solutions for nonlinear fractional differential equations with coefficient that changes sign
Positive solutions for nonlinear fractional differential equations with coefficient that changes sign
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DOI：
10.1016/j.na.2005.04.047
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发表时间：
2006-02
影响因子：
1.4
通讯作者：
C. Bai
中科院分区：
文献类型：
--
作者：
C. Bai
