TY - JOUR AU - A. S. Pechentsov AU - A. Yu. Popov TI - Asymptotic behavior of spectral functions of the differential operators $-y''-\varepsilon x^2y$ JO - Matematičeskie zametki PY - 1998 SP - 302 EP - 306 VL - 63 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1998_63_2_a17/ LA - ru ID - MZM_1998_63_2_a17 ER -