Leslie M. Goldschlager. Varepsilon-Productions in Context-Free Grammars. Acta Informatica, 16:303-308, 1981.
@article{Goldschlager81, title = {Varepsilon-Productions in Context-Free Grammars}, author = {Leslie M. Goldschlager}, year = {1981}, tags = {context-aware, grammar}, researchr = {https://researchr.org/publication/Goldschlager81}, cites = {0}, citedby = {0}, journal = {Acta Informatica}, volume = {16}, pages = {303-308}, }