TY - JOUR AU - G. G. Magaril-Il'yaev TI - The Lagrange principle for smooth problems with constraints on a cone JO - Vladikavkazskij matematičeskij žurnal PY - 2005 SP - 38 EP - 45 VL - 7 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMJ_2005_7_4_a6/ LA - ru ID - VMJ_2005_7_4_a6 ER -