@misc{indiciae0909215aa06d,
  title = {A program for the computation of helical parameters from internal coordinates.},
  author = {S Colombano and R Rein and R D MacElroy},
  year = {1980},
  doi = {10.1016/0010-468x(80)90137-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/7363602/},
  note = {Source identifier: 7363602}
}