Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1964_154_6_a4, author = {B. V. Melent'ev}, title = {A boundary-value problem for equations of mixed type}, journal = {Doklady Akademii Nauk}, pages = {1262--1265}, publisher = {mathdoc}, volume = {154}, number = {6}, year = {1964}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1964_154_6_a4/} }
B. V. Melent'ev. A boundary-value problem for equations of mixed type. Doklady Akademii Nauk, Tome 154 (1964) no. 6, pp. 1262-1265. http://geodesic.mathdoc.fr/item/DAN_1964_154_6_a4/