TY - JOUR AU - M. E. Abbasov AU - V. F. Demyanov TI - Extremum conditions for a~nonsmooth function in terms of exhausters and coexhausters JO - Trudy Instituta matematiki i mehaniki PY - 2009 SP - 10 EP - 19 VL - 15 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2009_15_4_a1/ LA - ru ID - TIMM_2009_15_4_a1 ER -