@article{DAN_1983_271_4_a8,
     author = {V. I. Semenov},
     title = {Extension of quasiconformal mappings of a plane with minimal},
     journal = {Doklady Akademii Nauk},
     pages = {805--808},
     publisher = {mathdoc},
     volume = {271},
     number = {4},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1983_271_4_a8/}
}