1. Cellular Automata: a Discrete Universe;Ilachinski,2001
2. Cellular Automata: a Discrete View of the World;Schiff,2008
3. A New Kind of Science;Wolfram,2002
4. The fantastic combinations of John Conway's new solitaire game of “life”;Gardner;Scientific American,1970
5. On cellular automata, self-replication, the Garden of Eden and the game “life”;Gardner;Scientific American,1971