@misc{indiciae574529510a00,
  title = {Possible tertiary age for some antarctic cirques.},
  author = {M J Selby and A T Wilson},
  year = {1971},
  doi = {10.1038/229623a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/16059388/},
  note = {Source identifier: 16059388}
}