Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1997_33_5_a24, author = {V. E. Chernyshev}, title = {Perturbation of heteroclinic cycles that contain saddle-foci}, journal = {Differencialʹnye uravneni\^a}, pages = {712--713}, publisher = {mathdoc}, volume = {33}, number = {5}, year = {1997}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1997_33_5_a24/} }
V. E. Chernyshev. Perturbation of heteroclinic cycles that contain saddle-foci. Differencialʹnye uravneniâ, Tome 33 (1997) no. 5, pp. 712-713. http://geodesic.mathdoc.fr/item/DE_1997_33_5_a24/