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2. V. M. Glushkov, Introduction to Cybernetics [in Russian], Kiev, 1964.
3. V. M. Glushkov, ?The application of abstract automata theory to the minimization of microprograms,? Izv. AN SSSR, Tekhnicheskaya kibernetika 1, 3?8, 1964.
4. M. V. Wilkes, J. B. Stringer, ?Microprogramming and the design of the control circuits in an electronic digital computer,? Proc. Cambridge Phil. Soc., v. 49, no. 2, 1953.
5. V. M. Glushkov, Synthesis of Digital Automata [in Russian], Moscow, 1962.