Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DAN_1980_250_6_a14, author = {V. G. Sheretov}, title = {Locally extremal quasiconformal mappings}, journal = {Doklady Akademii Nauk}, pages = {1338--1340}, publisher = {mathdoc}, volume = {250}, number = {6}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1980_250_6_a14/} }
V. G. Sheretov. Locally extremal quasiconformal mappings. Doklady Akademii Nauk, Tome 250 (1980) no. 6, pp. 1338-1340. http://geodesic.mathdoc.fr/item/DAN_1980_250_6_a14/