@article{VMUMM_1986_5_a20,
     author = {Zh. Kaidasov and E. V. Shikin},
     title = {The isometric imbedding in $E^3$ of the convex region of {Lobachevskij} plane containing a horicircle},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {79--81},
     publisher = {mathdoc},
     number = {5},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1986_5_a20/}
}