TY - JOUR AU - A. P. Shirokov TI - On a certain model for line geometry in the Lobachevskii space JO - Trudy Geometricheskogo Seminara PY - 1980 SP - 111 EP - 117 VL - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUTGS_1980_12_a12/ LA - ru ID - KUTGS_1980_12_a12 ER -