Input-output systems, their types and applications for the automata theory Milan Růžička — 1982 Kybernetika
On modelling of large variable systems of higher degree by means of language systems Roman Bek; Milan Růžička — 1979 Kybernetika
Principal concepts of systems fuzzification. Fuzzification of systems for technical and medical practice. I Roman Bek; Zdeněk Pokorný; Milan Růžička — 1982 Kybernetika
Large variable systems of higher degrees in fuzzification process. Fuzzification of systems for technical and medical practice. II Roman Bek; Zdeněk Pokorný; Milan Růžička — 1982 Kybernetika