TY - JOUR AU - V. V. Sobolev TI - Diffusion of radiation when the scattering indicatrix is greatly drawn out in length JO - Doklady Akademii Nauk PY - 1967 SP - 812 EP - 815 VL - 177 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1967_177_4_a16/ LA - ru ID - DAN_1967_177_4_a16 ER -