On the existence of periodic solutions for -Laplacian generalized Liénard equation
1993 ◽
Vol 113
(2)
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pp. 413-422
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1998 ◽
Vol 174
(1)
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pp. 277-284
2007 ◽
Vol 329
(2)
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pp. 1118-1126
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1986 ◽
Vol 65
(2)
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pp. 269-286
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