Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1968_4_5_a0, author = {N. N. Krasovskii}, title = {A certain peculiarity of the contact of motions in a game}, journal = {Differencialʹnye uravneni\^a}, pages = {767--778}, publisher = {mathdoc}, volume = {4}, number = {5}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1968_4_5_a0/} }
N. N. Krasovskii. A certain peculiarity of the contact of motions in a game. Differencialʹnye uravneniâ, Tome 4 (1968) no. 5, pp. 767-778. http://geodesic.mathdoc.fr/item/DE_1968_4_5_a0/