@article{discreteandfuzzydynamicalgenetic,
  title = {Discrete and fuzzy dynamical genetic programming in the XCSF learning classifier system},
  author = {Richard J. Preen and Larry Bull},
  year = {2012},
  eprint = {1201.5604},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1201.5604v2},
}