A role of thermal state conditions in equilibrium and non-equilibrium thermo field dynamics

NON-EQUILIBRIUM THERMO FIELD DYNAMICS AND THERMAL PROCESSES

Non-equilibrium open systems and non-equilibrium thermo field dynamics

An introduction to thermo field dynamics--equilibrium and non-equilibrium (including comparisons with other thermal theories)

Phase transition in non-equilibrium thermo field dynamics

Linear response in non-equilibrium thermo field dynamics

Kinetic equations within the formalism of non-equilibrium thermo field dynamics