@misc{indiciae2ee4bc8f8315,
  title = {A first formal link between the price equation and an optimization program.},
  author = {Alan Grafen},
  year = {2002},
  doi = {10.1006/jtbi.2002.3015},
  url = {https://pubmed.ncbi.nlm.nih.gov/12183132/},
  note = {Source identifier: 12183132}
}