TY - JOUR AU - D. Schenk AU - M. A. Shubin TI - Asymptotic expansion of the spectral function of the Hill operator JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1986 SP - 89 EP - 90 VL - 20 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1986_20_1_a20/ LA - ru ID - FAA_1986_20_1_a20 ER -