@misc{indiciae297525e4e236,
  title = {General schema theory for genetic programming with subtree-swapping crossover: part I.},
  author = {Riccardo Poli and Nicholas Freitag McPhee},
  year = {2003},
  doi = {10.1162/106365603321829005},
  url = {https://pubmed.ncbi.nlm.nih.gov/12804097/},
  note = {Source identifier: 12804097}
}