@misc{indiciae6db827969543,
  title = {NONEXPANSIVE NONLINEAR OPERATORS IN A BANACH SPACE.},
  author = {F E Browder},
  year = {1965},
  doi = {10.1073/pnas.54.4.1041},
  url = {https://pubmed.ncbi.nlm.nih.gov/16578619/},
  note = {Source identifier: 16578619}
}