Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1965_164_6_a1, author = {A. V. Bitsadze}, title = {Normally solvable elliptic boundary value problems}, journal = {Doklady Akademii Nauk}, pages = {1218--1220}, publisher = {mathdoc}, volume = {164}, number = {6}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1965_164_6_a1/} }
A. V. Bitsadze. Normally solvable elliptic boundary value problems. Doklady Akademii Nauk, Tome 164 (1965) no. 6, pp. 1218-1220. http://geodesic.mathdoc.fr/item/DAN_1965_164_6_a1/