B. O. Nash, Rina S. Cohen. Parallel Leveled Grammars. In Conference Record of 1969 Tenth Annual Symposium on Switching and Automata Theory, 15-17 October 1969, Waterloo, Ontario, Canada. pages 263-276, IEEE, 1969.
@inproceedings{NashC69, title = {Parallel Leveled Grammars}, author = {B. O. Nash and Rina S. Cohen}, year = {1969}, tags = {grammar}, researchr = {https://researchr.org/publication/NashC69}, cites = {0}, citedby = {0}, pages = {263-276}, booktitle = {Conference Record of 1969 Tenth Annual Symposium on Switching and Automata Theory, 15-17 October 1969, Waterloo, Ontario, Canada}, publisher = {IEEE}, }