TY - JOUR AU - A. V. Pogorelov TI - On the mean curvature of an infinite complete convex surface JO - Doklady Akademii Nauk PY - 1971 SP - 788 EP - 789 VL - 197 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1971_197_4_a12/ LA - ru ID - DAN_1971_197_4_a12 ER -