Ground state periodic solutions for Duffing equations with superlinear nonlinearities
2011 ◽
Vol 378
(2)
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pp. 657-666
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Keyword(s):
2013 ◽
Vol 198
(1)
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pp. 111-127
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Keyword(s):
2002 ◽
Vol 18
(3)
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pp. 513-522
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1998 ◽
Vol 34
(3)
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pp. 443-460
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