TY - JOUR AU - R. R. Ashurov TI - Conditions for riesz means of spectral resolutions to be a basis in $L_p(\mathbf R^n)$ JO - Matematičeskie zametki PY - 1981 SP - 673 EP - 684 VL - 29 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1981_29_5_a2/ LA - ru ID - MZM_1981_29_5_a2 ER -