TY - JOUR AU - K. Kh. Boimatov AU - A. G. Kostyuchenko TI - Trace formula for polynomial operator pencils and its applications JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1991 SP - 90 EP - 92 VL - 25 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1991_25_4_a17/ LA - ru ID - FAA_1991_25_4_a17 ER -