TY - JOUR AU - A. Yu. Golovko TI - Density of Smooth Functions in Anisotropic Weighted Sobolev Spaces with Weights that are Locally Bounded and Locally Bounded Away from Zero JO - Matematičeskie zametki PY - 2021 SP - 681 EP - 690 VL - 109 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2021_109_5_a2/ LA - ru ID - MZM_2021_109_5_a2 ER -