Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1961_139_2_a7, author = {G. S. Litvinchuk}, title = {A problem generalizing {Carleman's} boundary-value problem}, journal = {Doklady Akademii Nauk}, pages = {290--293}, publisher = {mathdoc}, volume = {139}, number = {2}, year = {1961}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1961_139_2_a7/} }
G. S. Litvinchuk. A problem generalizing Carleman's boundary-value problem. Doklady Akademii Nauk, Tome 139 (1961) no. 2, pp. 290-293. http://geodesic.mathdoc.fr/item/DAN_1961_139_2_a7/