@article{Barmpalias2018DigitalMorphogenesisVia,
  title   = {Digital morphogenesis via Schelling segregation},
  journal = {Nonlinearity},
  year    = {2018},
  volume  = {31},
  number  = {4},
  pages   = {1593-1638},
  author  = {G. Barmpalias and R. Elwes and A. Lewis-Pye},
}