@article{Hurd87,
  title = {Formal Language Characterization of Cellular Automaton Limit Sets},
  author = {Lyman P. Hurd},
  year = {1987},
  url = {http://www.complex-systems.com/abstracts/v01_i01_a06.html},
  researchr = {https://researchr.org/publication/Hurd87},
  cites = {0},
  citedby = {0},
  journal = {Complex Systems},
  volume = {1},
  number = {1},
}