@article{DAN_1958_121_1_a2,
     author = {P. P. Belinskii},
     title = {On areal measure in quasiconformal mapping},
     journal = {Doklady Akademii Nauk},
     pages = {16--17},
     publisher = {mathdoc},
     volume = {121},
     number = {1},
     year = {1958},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1958_121_1_a2/}
}