Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1977_237_4_a0, author = {G. A. Barsegyan}, title = {A geometric approach to the problem of the branching of {Riemann} surfaces}, journal = {Doklady Akademii Nauk}, pages = {761--763}, publisher = {mathdoc}, volume = {237}, number = {4}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1977_237_4_a0/} }
G. A. Barsegyan. A geometric approach to the problem of the branching of Riemann surfaces. Doklady Akademii Nauk, Tome 237 (1977) no. 4, pp. 761-763. http://geodesic.mathdoc.fr/item/DAN_1977_237_4_a0/