Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1984_20_4_a20, author = {M. Ochirov}, title = {A nonstationary system connected with the {Bitsadze} equation}, journal = {Differencialʹnye uravneni\^a}, pages = {714--716}, publisher = {mathdoc}, volume = {20}, number = {4}, year = {1984}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1984_20_4_a20/} }
M. Ochirov. A nonstationary system connected with the Bitsadze equation. Differencialʹnye uravneniâ, Tome 20 (1984) no. 4, pp. 714-716. http://geodesic.mathdoc.fr/item/DE_1984_20_4_a20/