%0 Journal Article %A David McCune %T Semigroups arising from asynchronous automata %J Groups, geometry, and dynamics %D 2014 %P 199-223 %V 8 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4171/ggd/222/ %R 10.4171/ggd/222 %F 10_4171_ggd_222