Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1990_312_4_a3, author = {A. Dzhuraev}, title = {Elliptic systems on the plane with discontinuous coefficients, and}, journal = {Doklady Akademii Nauk}, pages = {790--795}, publisher = {mathdoc}, volume = {312}, number = {4}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1990_312_4_a3/} }
A. Dzhuraev. Elliptic systems on the plane with discontinuous coefficients, and. Doklady Akademii Nauk, Tome 312 (1990) no. 4, pp. 790-795. http://geodesic.mathdoc.fr/item/DAN_1990_312_4_a3/