Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1964_158_1_a4, author = {M. I. Vishik and G. I. \`Eskin}, title = {General boundary-value problems wtih discontinuous boundary conditions}, journal = {Doklady Akademii Nauk}, pages = {25--28}, publisher = {mathdoc}, volume = {158}, number = {1}, year = {1964}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1964_158_1_a4/} }
M. I. Vishik; G. I. Èskin. General boundary-value problems wtih discontinuous boundary conditions. Doklady Akademii Nauk, Tome 158 (1964) no. 1, pp. 25-28. http://geodesic.mathdoc.fr/item/DAN_1964_158_1_a4/