TY - JOUR AU - I. G. Zakharova AU - Yu. N. Karamzin AU - V. A. Trofimov TI - A difference method for solving a problem on the steady-state propagation of a light beam in a chemically active gas medium JO - Differencialʹnye uravneniâ PY - 1988 SP - 1192 EP - 1196 VL - 24 IS - 7 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1988_24_7_a11/ LA - ru ID - DE_1988_24_7_a11 ER -