@misc{indiciae550d2424ee52,
  title = {Mathematics and measles.},
  author = {W Ehrengut},
  year = {1982},
  doi = {10.1016/s0140-6736(82)90966-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/6125850/},
  note = {Source identifier: 6125850}
}