@misc{indiciae9f6da5560e98,
  title = {Expansion valve for triggered cloud chambers.},
  author = {J L ZAR},
  year = {1950},
  doi = {10.1063/1.1745724},
  url = {https://pubmed.ncbi.nlm.nih.gov/14786524/},
  note = {Source identifier: 14786524}
}