Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1978_241_4_a4, author = {V. K. Romanko}, title = {On the theory of boundary value problems for equations with discontinuous coefficients}, journal = {Doklady Akademii Nauk}, pages = {761--764}, publisher = {mathdoc}, volume = {241}, number = {4}, year = {1978}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1978_241_4_a4/} }
V. K. Romanko. On the theory of boundary value problems for equations with discontinuous coefficients. Doklady Akademii Nauk, Tome 241 (1978) no. 4, pp. 761-764. http://geodesic.mathdoc.fr/item/DAN_1978_241_4_a4/