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@article{EJDE_2005__2005__a2, author = {Ivanov, Vladimir V. and Volokitin, Evgenii P.}, title = {Uniformly isochronous polynomial centers}, journal = {Electronic Journal of Differential Equations}, publisher = {mathdoc}, volume = {2005}, year = {2005}, language = {en}, url = {http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a2/} }
Ivanov, Vladimir V.; Volokitin, Evgenii P. Uniformly isochronous polynomial centers. Electronic Journal of Differential Equations, Tome 2005 (2005). http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a2/