TY - JOUR AU - A. I. Degtyarev AU - V. I. Zvonilov TI - Rigid isotopy classification of real algebraic curves of bidegree $(3,3)$ on quadrics JO - Matematičeskie zametki PY - 1999 SP - 810 EP - 815 VL - 66 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1999_66_6_a1/ LA - ru ID - MZM_1999_66_6_a1 ER -