TY - JOUR AU - M. Sh. Birman AU - M. Z. Solomyak TI - Asymptotic behavior of the spectrum of weakly polar integral JO - Izvestiya. Mathematics PY - 1970 SP - 1151 EP - 1168 VL - 4 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_1970_4_5_a8/ LA - en ID - IM2_1970_4_5_a8 ER -