TY - JOUR AU - A. V. Dzhishkariani TI - On the question of the stability of approximate methods of variational type JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1971 SP - 569 EP - 579 VL - 11 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1971_11_3_a2/ LA - ru ID - ZVMMF_1971_11_3_a2 ER -