Positive solutions of nonlocal boundary value problem for nonlinear retarded differential equation
2004 ◽
Vol 19
(3)
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pp. 263-271
2019 ◽
Vol 70
(10)
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pp. 1585-1593
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2008 ◽
Vol 1
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pp. 89-97
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2018 ◽
Vol 54
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pp. 1646-1653
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