TY - JOUR AU - R. R. Ashurov TI - Divergence of spectral expansions connected with elliptic operators JO - Matematičeskie zametki PY - 1981 SP - 225 EP - 235 VL - 30 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1981_30_2_a8/ LA - ru ID - MZM_1981_30_2_a8 ER -