TY - JOUR AU - L. A. Pokrovskii TI - Nonequilibrium statistical operator method in the theory of a~single-mode laser based on two-level atoms JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1978 SP - 102 EP - 117 VL - 37 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1978_37_1_a9/ LA - ru ID - TMF_1978_37_1_a9 ER -