@misc{indiciaefc4ef831f681,
  title = {Tricubic polynomial interpolation.},
  author = {G Birkhoff},
  year = {1971},
  doi = {10.1073/pnas.68.6.1162},
  url = {https://pubmed.ncbi.nlm.nih.gov/16591923/},
  note = {Source identifier: 16591923}
}