TY - JOUR AU - A. A. Vasil'eva TI - Kolmogorov widths of a~Sobolev class with constraints on derivatives in different metrics JO - Sbornik. Mathematics PY - 2024 SP - 1468 EP - 1498 VL - 215 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2024_215_11_a1/ LA - en ID - SM_2024_215_11_a1 ER -