@misc{indiciae16edb89d0bb3,
  title = {Upgrading the twin variables algorithm for large structures.},
  author = {K Bethanis and P Tzamalis and A Hountas and A F Mishnev and G Tsoucaris},
  year = {2000},
  doi = {10.1107/s0108767399013355},
  url = {https://pubmed.ncbi.nlm.nih.gov/10772451/},
  note = {Source identifier: 10772451}
}