On a Nonlocal Boundary Value Problem for Second Order Linear Ordinary Differential Equations
1995 ◽
Vol 193
(3)
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pp. 889-908
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1984 ◽
Vol 101
(2)
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pp. 325-347
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2006 ◽
Vol 36
(5)
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pp. 1471-1486
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2020 ◽
Vol 43
(15)
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pp. 8608-8631
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