TY  - RPRT
TI  - Dirac's contour representation in thermofield dynamics.
AU  - A Vourdas
AU  - RF Bishop
PY  - 1996
DO  - 10.1103/physreva.53.r1205
UR  - https://pubmed.ncbi.nlm.nih.gov/9913092/
ID  - 9913092
ER  -