@article{KUKZ_1976_13_13_a3,
     author = {L. A. Aksent'ev},
     title = {Univalent change of polygonal domains},
     journal = {Trudy seminara po kraevym zada\v{c}am},
     pages = {30--39},
     year = {1976},
     volume = {13},
     number = {13},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/KUKZ_1976_13_13_a3/}
}