2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/157405This article contains most of the known results on the classification of groups generated by 3-state automata over a 2-letter alphabet, extending the previous papers 0704.3876 and math/0612178.151 pages, 251 figures. Takes a looooong time to compile. Please, be patientGroup Theory20E08text