Conservation functions for 1-d automata: Efficient algorithms, new results, and a partial taxonomy, Journal of Cellular Automata, vol.3, issue.4, pp.271-288, 2008. ,
Number-conserving cellular automaton rules, Fundam, Inform, vol.52, issue.1-3, pp.1-13, 2002. ,
New higher-order conservation functions for 1-d cellular automata, Proceedings of the IEEE Symposium on Artificial Life, 2007. ,
Remarks on the critical behavior of second order additive invariants in elementary cellular automata, Fundamenta Informaticae, vol.78, pp.329-341, 2007. ,
Additive conserved quantities in discrete-time lattice dynamical systems, Physica D: Nonlinear Phenomena, vol.49, issue.3, pp.295-322, 1991. ,
DOI : 10.1016/0167-2789(91)90150-8
Finite dimensional integrable nonlinear dynamical systems, pp.333-346, 1998. ,
Conservation laws in cellular automata, Nonlinearity, vol.15, issue.6, pp.1781-1793, 2002. ,
DOI : 10.1088/0951-7715/15/6/305
Life-like cellular automaton, http://en.wikipedia.org/wiki/Life-like_ cellular_automaton, 2010. ,
A New Kind of Science, Applied Mechanics Reviews, vol.56, issue.2, 2002. ,
DOI : 10.1115/1.1553433