TY - JOUR AU - V. A. Iskovskikh TI - Generators and relations in the groups of birational automorphisms of two classes of rational surfaces JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1984 SP - 67 EP - 78 VL - 165 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1984_165_a7/ LA - ru ID - TM_1984_165_a7 ER -