Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1960_132_2_a9, author = {B. Ya. Lipko}, title = {Mixed problem with a skew derivative for a second order parabolic equation}, journal = {Doklady Akademii Nauk}, pages = {279--282}, publisher = {mathdoc}, volume = {132}, number = {2}, year = {1960}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1960_132_2_a9/} }
B. Ya. Lipko. Mixed problem with a skew derivative for a second order parabolic equation. Doklady Akademii Nauk, Tome 132 (1960) no. 2, pp. 279-282. http://geodesic.mathdoc.fr/item/DAN_1960_132_2_a9/