@misc{indiciae715c1ce03d78,
  title = {Mesons produced by the cyclotron.},
  author = {E GARDNER and W H BARKAS},
  year = {1950},
  doi = {10.1126/science.111.2878.191},
  url = {https://pubmed.ncbi.nlm.nih.gov/15405804/},
  note = {Source identifier: 15405804}
}