TY - JOUR AU - G. A. Akishev TI - On Orders of Approximation of Function Classes in Lorentz spaces with Anisotropic Norm JO - Matematičeskie zametki PY - 2007 SP - 3 EP - 16 VL - 81 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2007_81_1_a0/ LA - ru ID - MZM_2007_81_1_a0 ER -