TY - JOUR AU - A. V. Pogorelov TI - On the stability of minimal surfaces in Lobachevski\u\i\ space JO - Doklady Akademii Nauk PY - 1997 SP - 742 EP - 744 VL - 354 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1997_354_6_a5/ LA - ru ID - DAN_1997_354_6_a5 ER -