Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1975_11_11_a20, author = {I. A. Konoplyannik}, title = {A certain class of third order systems with a single-valued solution}, journal = {Differencialʹnye uravneni\^a}, pages = {2094--2096}, publisher = {mathdoc}, volume = {11}, number = {11}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1975_11_11_a20/} }
I. A. Konoplyannik. A certain class of third order systems with a single-valued solution. Differencialʹnye uravneniâ, Tome 11 (1975) no. 11, pp. 2094-2096. http://geodesic.mathdoc.fr/item/DE_1975_11_11_a20/