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@article{DE_2001_37_9_a0, author = {M. V. Dolov}, title = {Algebraical {Limit} {Cycles} of {Polynomial} {Vector} {Fields} on the {Plane}}, journal = {Differencialʹnye uravneni\^a}, pages = {1155--1160}, publisher = {mathdoc}, volume = {37}, number = {9}, year = {2001}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_2001_37_9_a0/} }
M. V. Dolov. Algebraical Limit Cycles of Polynomial Vector Fields on the Plane. Differencialʹnye uravneniâ, Tome 37 (2001) no. 9, pp. 1155-1160. http://geodesic.mathdoc.fr/item/DE_2001_37_9_a0/