@article{GuetschowNesmeWerner2012,
  author    = {Johannes Guetschow and Vincent Nesme and Reinhard F. Werner},
  title     = {Self-similarity of cellular automata on abelian groups},
  journal   = {Journal of cellular automata},
  volume    = {7},
  number    = {2},
  pages     = {83 -- 113},
  year      = {2012},
}