TY - JOUR AU - H. Triebel TI - Interpolation properties of $\varepsilon$-entropy and diameters. Geometric charac­teristics of imbedding for function spaces of Sobolev–Besov type JO - Sbornik. Mathematics PY - 1975 SP - 23 EP - 37 VL - 27 IS - 1 UR - http://geodesic.mathdoc.fr/item/SM_1975_27_1_a1/ LA - en ID - SM_1975_27_1_a1 ER -