@article{IVM_1980_11_a12,
     author = {\`E. N. Bereslavskii},
     title = {Conformal mapping of a~half plane on circular quadrangles and pentagons with a~cut},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {72--74},
     publisher = {mathdoc},
     number = {11},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1980_11_a12/}
}