TY - JOUR AU - V. D. Izmailov TI - Invariant equipment of a surface in a space with an affine connection JO - Doklady Akademii Nauk PY - 1967 SP - 755 EP - 757 VL - 173 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1967_173_4_a6/ LA - ru ID - DAN_1967_173_4_a6 ER -