TY - JOUR AU - E. V. Strelkova AU - V. T. Shevaldin TI - Approximation by local $\mathcal L$-splines that are exact on subspaces of the kernel of a~differential operator JO - Trudy Instituta matematiki i mehaniki PY - 2010 SP - 272 EP - 280 VL - 16 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2010_16_4_a25/ LA - ru ID - TIMM_2010_16_4_a25 ER -