@misc{indiciae1bb1d8daa1fa,
  title = {ON A MANY-DIMENSIONAL BWK APPROXIMATION.},
  author = {D H Secrest and J O Hirschfelder},
  year = {1961},
  doi = {10.1073/pnas.47.2.227},
  url = {https://pubmed.ncbi.nlm.nih.gov/16590824/},
  note = {Source identifier: 16590824}
}