TY - JOUR AU - N. A. Meller TI - The construction of a system of models of the elliptic plane in the Euclidean plane JO - Uchenye Zapiski Moskovskogo Gosudarstvennogo Universiteta PY - 1951 SP - 21 EP - 29 VL - 148 IS - 148 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZMU_1951_148_148_a3/ LA - ru ID - UZMU_1951_148_148_a3 ER -