@misc{indiciaed1f4c40e904c,
  title = {Filling CO2 cylinders.},
  author = {W M Gray and W Richardson},
  year = {1985},
  doi = {10.1111/j.1365-2044.1985.tb10876.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/3925808/},
  note = {Source identifier: 3925808}
}