@article{DAN_1996_348_1_a2,
     author = {S. K. Vodopyanov and A. V. Greshnov},
     title = {Continuation of differentiable functions, and quasiconformal},
     journal = {Doklady Akademii Nauk},
     pages = {15--18},
     publisher = {mathdoc},
     volume = {348},
     number = {1},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_348_1_a2/}
}