Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1968_4_5_a22, author = {A. R. Shakun}, title = {{\CYRN}{\cyro}{\cyrv}{\cyrery}{\cyre} {\cyrk}{\cyrn}{\cyri}{\cyrg}{\cyri}}, journal = {Differencialʹnye uravneni\^a}, pages = {952}, publisher = {mathdoc}, volume = {4}, number = {5}, year = {1968}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1968_4_5_a22/} }
A. R. Shakun. Новые книги. Differencialʹnye uravneniâ, Tome 4 (1968) no. 5. http://geodesic.mathdoc.fr/item/DE_1968_4_5_a22/