TY - JOUR AU - V. A. Baranova TI - Ruled surfaces in multidimensional Euclidean and elliptic spaces JO - Trudy Geometricheskogo Seminara PY - 1983 SP - 5 EP - 12 VL - 15 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUTGS_1983_15_a1/ LA - ru ID - KUTGS_1983_15_a1 ER -