TY - JOUR AU - S. V. Petras TI - Decomposition of series of resonances on a ``nonphysical'' sheet JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1975 SP - 89 EP - 90 VL - 9 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1975_9_2_a22/ LA - ru ID - FAA_1975_9_2_a22 ER -