On the set of all automata with the same monoid of endomorphisms

Grzymala-Busse, J. W. (1975). On the set of all automata with the same monoid of endomorphisms. In Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics) (Vol. 32 LNCS, pp. 246–251). Springer Verlag. https://doi.org/10.1007/3-540-07389-2_203