TY - JOUR AU - V. V. Taratunin TI - Structure of the essential spectrum of evolution operators of nonstationary neutron transport JO - Funkcionalʹnyj analiz i ego priloženiâ PY - 1981 SP - 91 EP - 92 VL - 15 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FAA_1981_15_3_a12/ LA - ru ID - FAA_1981_15_3_a12 ER -