TY - JOUR AU - V. N. Berestovskii TI - Buzeman spaces with upper bounded Aleksandrov curvature JO - Algebra i analiz PY - 2002 SP - 3 EP - 18 VL - 14 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AA_2002_14_5_a0/ LA - ru ID - AA_2002_14_5_a0 ER -