@misc{indiciae457646e4df0e,
  title = {Influence functionals: General methodology for subsystem calculations.},
  author = {K Allinger and MA Ratner},
  year = {1989},
  doi = {10.1103/physreva.39.864},
  url = {https://pubmed.ncbi.nlm.nih.gov/9901313/},
  note = {Source identifier: 9901313}
}