General boundary value problems for ordinary differential equations with small parameter
1977 ◽
Vol 114
(1)
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pp. 27-67
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1978 ◽
Vol 9
(4)
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pp. 719-729
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1988 ◽
Vol 8
(3)
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pp. 239-248
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2014 ◽
Vol 58
(1)
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pp. 183-197
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1972 ◽
Vol 4
(4)
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pp. 509-522
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1998 ◽
Vol 97
(2)
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pp. 455-470
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2013 ◽
Vol 65
(5)
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pp. 694-708
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1980 ◽
Vol 10
(1)
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pp. 35-58
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