TY - JOUR AU - V. P. Kalashnikov TI - Response to a~mechanical perturbation and the Green's functions for nonequilibrium systems JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1971 SP - 94 EP - 108 VL - 9 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1971_9_1_a7/ LA - ru ID - TMF_1971_9_1_a7 ER -