@article{bongard2000legion,
  title={The Legion System: A Novel Approach to Evolving Heterogeneity for Collective Problem Solving},
  author={Joshua Bongard},
  journal={European Conference on Genetic Programming},
  pages={16-28},
  journalpage={http://www.cs.uvm.edu/~jbongard/papers/2000_EuroGP_Bongard.pdf},
  year={2000},
  citations={}
}