@article{DAN_1993_330_5_a3,
     author = {V. Ya. Gutlyanskii and V. I. Ryazanov},
     title = {On quasicircles and asymptotically conformal curves},
     journal = {Doklady Akademii Nauk},
     pages = {546--548},
     publisher = {mathdoc},
     volume = {330},
     number = {5},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1993_330_5_a3/}
}