@article{ben1996response,
  title={Response of bacterial colonies to imposed anisotropy},
  author={Ben-Jacob, Eshel and Shochet, Ofer and Tenenbaum, Adam and Cohen, Inon and Czir{\'o}k, Andras and Vicsek, Tamas},
  journal={Physical Review E},
  volume={53},
  number={2},
  pages={1835},
  year={1996},
  publisher={APS}
}