TY - JOUR AU - V. N. Temlyakov TI - Estimates of the best bilinear approximations of functions of two JO - Sbornik. Mathematics PY - 1989 SP - 95 EP - 109 VL - 62 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1989_62_1_a5/ LA - en ID - SM_1989_62_1_a5 ER -