On characteristic semigroups of Mealy automata. - Genjiro Tanaka (Acta Cybern., 1989)

Dense property of initial literal shuffles. - M. Ito; Genjiro Tanaka (Int. J. Comput. Math., 1990)

Groups of Finite Elementary Codes. - Masashi Katsura; Genjiro Tanaka (Theor. Comput. Sci., 1993)

On syntactic monoids of biunitary submonoids determined by homomorphisms from free semigroups onto completely simple semigroups. - Genjiro Tanaka (Theor. Comput. Sci., 2006)

Limited Codes Associated with Petri Nets. - Genjiro Tanaka (Acta Cybern., 2009)