TY - JOUR AU - Z. T. Zhukovskaya AU - S. E. Zhukovskiy TI - On generalizations and applications of variational principles of nonlinear analysis JO - Vestnik rossijskih universitetov. Matematika PY - 2018 SP - 377 EP - 385 VL - 23 IS - 123 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VTAMU_2018_23_123_a4/ LA - ru ID - VTAMU_2018_23_123_a4 ER -