TY - JOUR AU - M. M. Potapov AU - A. V. Razgulin TI - Difference methods in problems of the optimal control of the stationary self-action of light beams JO - Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki PY - 1990 SP - 1157 EP - 1169 VL - 30 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZVMMF_1990_30_8_a3/ LA - ru ID - ZVMMF_1990_30_8_a3 ER -