William R. Buckley. Signal crossing solutions in von Neumann self-replicating cellular automata. In Andrew Adamatzky, Ramón Alonso-Sanz, Anna T. Lawniczak, Genaro Juárez Martínez, Kenichi Morita, Thomas Worsch, editors, Automata 2008: Theory and Applications of Cellular Automata, Bristol, UK, June 12-14, 2008. pages 453-503, Luniver Press, Frome, UK, 2008. [doi]
Abstract is missing.