Existence of positive solutions for boundary value problems of fractional functional differential equations
2012 ◽
Vol 64
(10)
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pp. 3425-3435
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2015 ◽
Vol 51
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pp. 367-381
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2011 ◽
Vol 217
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pp. 9278-9285
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Vol 219
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2018 ◽
Vol 7
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pp. 107-118
2006 ◽
Vol 46
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pp. 891-901