TY - JOUR AU - V. G. Nazarov TI - Approximation of the absorption coefficient for the radiative transfer equation on a~given energy interval JO - Sibirskij žurnal industrialʹnoj matematiki PY - 2004 SP - 116 EP - 129 VL - 7 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJIM_2004_7_4_a10/ LA - ru ID - SJIM_2004_7_4_a10 ER -