Ma, Shihua Theory of \(\omega\)-languages with separate symbols $. II: Integrate languages with \(\omega\)-languages. (Chinese. English summary) Zbl 0850.68236 J. Shandong Univ., Nat. Sci. Ed. 29, No. 4, 398-407 (1994). MSC: 68Q45 Formal languages and automata PDFBibTeX XMLCite \textit{S. Ma}, J. Shandong Univ., Nat. Sci. Ed. 29, No. 4, 398--407 (1994; Zbl 0850.68236)