TY - JOUR AU - M. T. Èl'baradi TI - Extensions of algebraic groups that are transitive on projective varieties JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1980 SP - 237 EP - 238 VL - 35 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1980_35_2_a7/ LA - en ID - RM_1980_35_2_a7 ER -