[1] Arbib M. A.:
Theories of abstract automata. Prentice-Hall, Englewood Cliffs, New York 1969.
MR 0321626 |
Zbl 0193.32801
[2] Budach L., Hoehnke H. J.: Automaton und Funktoren. Akademie-Verlag, Berlin 1975.
[3] Ehrig H., Pfender M.:
Kategorien und Automaten. Walter der Gruyter, Berlin- New York. 1972.
MR 0340364 |
Zbl 0231.94040
[4] Gécseg F.:
On products of abstract automata. Acta Sci. Math. (Szeged), 38 (1976), 21 - 43.
MR 0406732 |
Zbl 0342.94024
[5] Hartmanis J.:
Loop-free structure of sequential machines. Inform. Control 5 (1962), 25-43.
MR 0144794 |
Zbl 0163.14304
[6] Cao Quyet Thang: Banach automata and some problems of the universal theory of automata. Dissertation, Inst. Math. Polish Acad. Sci., Warsaw 1979.
[7] Nguyen Manh Trinh: Category of semiautomata with quasi-homomorphisms and its relation to the operation of composition of semiautomata. (in Polish), Dissertation, Warsaw Univ., Warsaw 1976.