@inproceedings{arroyo2009some,
  title = {Some hints for the design of digital chaos-based cryptosystems: lessons learned from cryptanalysis},
  author = {Arroyo, David and Alvarez, Gonzalo and Li, Shujun},
  booktitle = {IFAC Proceedings Volumes},
  volume = {42},
  number = {7},
  pages = {171--175},
  year = {2009},
  publisher = {Elsevier}
}