TY - JOUR AU - A. S. Leonov TI - Higher-order total variations for functions of several variables and their application in the theory of ill-posed problems JO - Trudy Instituta matematiki i mehaniki PY - 2012 SP - 198 EP - 212 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/item/TIMM_2012_18_1_a14/ LA - ru ID - TIMM_2012_18_1_a14 ER -