@misc{indiciaeb7441eb50fbb,
  title = {Spatial and density effects in evolutionary game theory.},
  author = {R Cressman and G T Vickers},
  year = {1997},
  doi = {10.1006/jtbi.1996.0251},
  url = {https://pubmed.ncbi.nlm.nih.gov/9082071/},
  note = {Source identifier: 9082071}
}