TY - JOUR AU - V. Yu. Popov TI - A Ring Variety without an Independent Basis JO - Matematičeskie zametki PY - 2001 SP - 713 EP - 732 VL - 69 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2001_69_5_a7/ LA - ru ID - MZM_2001_69_5_a7 ER -