Oscillation results for fourth-order nonlinear dynamic equations
2012 ◽
Vol 25
(12)
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pp. 2058-2065
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2006 ◽
Vol 318
(2)
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pp. 578-592
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2004 ◽
Vol 40
(3-4)
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pp. 249-260
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2004 ◽
Vol 34
(4)
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pp. 1239-1254
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Keyword(s):
1993 ◽
pp. 300-322
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