@article{MAT_1964_8_3_a1,
     author = {L. H. Lange},
     title = {Sur les cercles de remplissage non-euclidiens},
     journal = {Matematika},
     pages = {15--35},
     year = {1964},
     volume = {8},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1964_8_3_a1/}
}