TY  - RPRT
TI  - Influence functionals: General methodology for subsystem calculations.
AU  - K Allinger
AU  - MA Ratner
PY  - 1989
DO  - 10.1103/physreva.39.864
UR  - https://pubmed.ncbi.nlm.nih.gov/9901313/
ID  - 9901313
ER  -