TY - JOUR AU - I. G. Zakharova AU - Yu. N. Karamzin AU - V. A. Trofimov TI - Difference methods in problems of the propagation of optical radiation in a cloud medium JO - Differencialʹnye uravneniâ PY - 1985 SP - 1186 EP - 1191 VL - 21 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1985_21_7_a9/ LA - ru ID - DE_1985_21_7_a9 ER -