TY - JOUR AU - V. Ya. Ivrii TI - On the second term of the spectral asymptotics for the Laplace--Beltrami operator on manifolds with boundary and for elliptic operators acting in fiberings JO - Doklady Akademii Nauk PY - 1980 SP - 1300 EP - 1302 VL - 250 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1980_250_6_a3/ LA - ru ID - DAN_1980_250_6_a3 ER -