@misc{indiciaef8aa4ea6f6c5,
  title = {EXAMPLES FOR DIFFERENTIABLE GROUP ACTIONS ON SPHERES.},
  author = {D Montgomery and H Samelson},
  year = {1961},
  doi = {10.1073/pnas.47.8.1202},
  url = {https://pubmed.ncbi.nlm.nih.gov/16590871/},
  note = {Source identifier: 16590871}
}