TY - JOUR AU - P. E. Khmel'nitskii TI - On the asymptotics of the spectrum of integral operators connected with elliptic boundary value problems JO - Doklady Akademii Nauk PY - 1978 SP - 1277 EP - 1280 VL - 241 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1978_241_6_a5/ LA - ru ID - DAN_1978_241_6_a5 ER -