Upper bounds of the number of orbital topological types of polynomial vector fields on the plane “modulo limit cycles”
2004 ◽
Vol 59
(3)
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pp. 569-570
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2006 ◽
Vol 254
(1)
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pp. 238-254
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2004 ◽
Vol 198
(2)
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pp. 374-380
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2013 ◽
Vol 25
(3)
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pp. 777-793
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2000 ◽
Vol 102
(1)
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pp. 1-37
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2006 ◽
Vol 16
(04)
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pp. 925-943
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2010 ◽
Vol 361
(1)
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pp. 177-186
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