@misc{indiciaed88ff3434792,
  title = {Stable equilibria under the two-island model.},
  author = {M G Bulmer},
  year = {1971},
  doi = {10.1038/hdy.1971.97},
  url = {https://pubmed.ncbi.nlm.nih.gov/5290720/},
  note = {Source identifier: 5290720}
}