Multiplicity results for three-point boundary value problems with a non-well-ordered upper and lower solution condition
2007 ◽
Vol 45
(1-2)
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pp. 189-200
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2012 ◽
Vol 25
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pp. 767-770
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pp. 543-551
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2002 ◽
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2006 ◽
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2006 ◽
Vol 26
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pp. 152-162
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