TY - JOUR AU - V. M. Kharlamov TI - Classification of nonsingular surfaces of degree $4$ in $\mathbb{RP}^3$ with respect to rigid isotopies JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1984 SP - 49 EP - 56 VL - 18 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1984_18_1_a6/ LA - ru ID - FAA_1984_18_1_a6 ER -