Gruska, J. Some classifications of context-free languages. (English) Zbl 0174.28901 Inf. Control 14, 152-179 (1969). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 23 Documents Keywords:languages, automata, networks PDFBibTeX XMLCite \textit{J. Gruska}, Inf. Control 14, 152--179 (1969; Zbl 0174.28901) Full Text: DOI