@misc{indiciae28e78484d5cd,
  title = {A rapid method for making inexpensive slide projector transparencies.},
  author = {D Bushell},
  year = {1968},
  doi = {10.1901/jeab.1968.11-172},
  url = {https://pubmed.ncbi.nlm.nih.gov/5645874/},
  note = {Source identifier: 5645874}
}