Periodic solutions for nonlinear differential systems of equations with a small parameter
1984 ◽
Vol 8
(11)
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pp. 1271-1285
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Keyword(s):
2012 ◽
Vol 241
(5)
◽
pp. 528-533
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Keyword(s):
2008 ◽
Vol 56
(1)
◽
pp. 43-54
◽
1972 ◽
Vol 40
(1)
◽
pp. 174-182
◽
2016 ◽
Vol 43
(2)
◽
pp. 403
◽
Keyword(s):
2015 ◽
Vol 2015
◽
pp. 1-10
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