@misc{indiciae5d0f1586b44d,
  title = {Potassium-Argon ages for minerals from the Ross of Mull, Argyllshire, Scotland},
  author = {R. D. Beckinsale and J. D. Obradovich},
  year = {2022},
  doi = {10.1144/sjg09020147},
  url = {https://pubs.usgs.gov/publication/70241198},
  note = {Source identifier: 70241198}
}