@misc{indiciae127657fbe954,
  title = {Unidirectional rotary motion in a molecular system.},
  author = {T R Kelly and H De Silva and R A Silva},
  year = {1999},
  doi = {10.1038/43639},
  url = {https://pubmed.ncbi.nlm.nih.gov/10490021/},
  note = {Source identifier: 10490021}
}