@article{DAN_1973_213_1_a4,
     author = {V. M. Gol'dstein},
     title = {Approximation of quasi-conformal homeomorphisms by simplicial quasi- conformal homeomorphisms},
     journal = {Doklady Akademii Nauk},
     pages = {23--25},
     publisher = {mathdoc},
     volume = {213},
     number = {1},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_213_1_a4/}
}