@misc{indiciaef37883177bff,
  title = {Some experiments on refractoriness.},
  author = {W G Koster and J A Bekker},
  year = {1967},
  doi = {10.1016/0001-6918(67)90045-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/6062241/},
  note = {Source identifier: 6062241}
}