TY - JOUR AU - N. V. Baidakova TI - Approximation of some functions by splines from nonlinear sets JO - Trudy Instituta matematiki i mehaniki PY - 1996 SP - 133 EP - 145 VL - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_1996_4_a9/ LA - ru ID - TIMM_1996_4_a9 ER -