TY - JOUR AU - V. A. Manevich TI - A 6-th degree complex of straight lines generated by a tetrahedral complex JO - Doklady Akademii Nauk PY - 1958 SP - 183 EP - 185 VL - 122 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1958_122_2_a4/ LA - ru ID - DAN_1958_122_2_a4 ER -