TY - JOUR AU - V. L. Kreptogorskii TI - Interpolation of Rational Approximation Spaces Belonging to the Besov Class JO - Matematičeskie zametki PY - 2005 SP - 877 EP - 885 VL - 77 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2005_77_6_a6/ LA - ru ID - MZM_2005_77_6_a6 ER -