@misc{indiciae4b5cc1e09395,
  title = {Multiple rotation function.},
  author = {Alexandre Urzhumtsev and Ludmila Urzhumtseva},
  year = {2002},
  doi = {10.1107/s0907444902016992},
  url = {https://pubmed.ncbi.nlm.nih.gov/12454466/},
  note = {Source identifier: 12454466}
}