TY - JOUR AU - V. I. Dmitriev TI - Extreme rays of a~cone of convex forms of the sixth degree in two variables JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1991 SP - 28 EP - 35 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1991_10_a5/ LA - ru ID - IVM_1991_10_a5 ER -