@misc{20436,
  author       = {{Hamann, Heiko}},
  title        = {{{Modeling and Investigation of Robot Swarms}}},
  year         = {{2006}},
}

@article{20435,
  author       = {{Hamann, Heiko}},
  journal      = {{Complex Systems}},
  number       = {{3}},
  pages        = {{263----268}},
  title        = {{{Definition and Behavior of Langton's Ant in Three Dimensions}}},
  volume       = {{14}},
  year         = {{2003}},
}