Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1961_140_5_a6, author = {Joanna Maierchik}, title = {Separatrices of plane dynamic systems}, journal = {Doklady Akademii Nauk}, pages = {1008--1010}, publisher = {mathdoc}, volume = {140}, number = {5}, year = {1961}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1961_140_5_a6/} }
Joanna Maierchik. Separatrices of plane dynamic systems. Doklady Akademii Nauk, Tome 140 (1961) no. 5, pp. 1008-1010. http://geodesic.mathdoc.fr/item/DAN_1961_140_5_a6/