TY - JOUR AU - D. N. Zubarev TI - Boundary conditions for statistical operators in the theory of nonequilibrium processes and quasiaverages JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1970 SP - 276 EP - 286 VL - 3 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1970_3_2_a12/ LA - ru ID - TMF_1970_3_2_a12 ER -