Artur Jez, Alexander Okhotin. On the Number of Nonterminal Symbols in Unambiguous Conjunctive Grammars. In Martin Kutrib, Nelma Moreira, Rogério Reis, editors, Descriptional Complexity of Formal Systems - 14th International Workshop, DCFS 2012, Braga, Portugal, July 23-25, 2012. Proceedings. Volume 7386 of Lecture Notes in Computer Science, pages 183-195, Springer, 2012. [doi]
@inproceedings{JezO12, title = {On the Number of Nonterminal Symbols in Unambiguous Conjunctive Grammars}, author = {Artur Jez and Alexander Okhotin}, year = {2012}, doi = {10.1007/978-3-642-31623-4_14}, url = {http://dx.doi.org/10.1007/978-3-642-31623-4_14}, researchr = {https://researchr.org/publication/JezO12}, cites = {0}, citedby = {0}, pages = {183-195}, booktitle = {Descriptional Complexity of Formal Systems - 14th International Workshop, DCFS 2012, Braga, Portugal, July 23-25, 2012. Proceedings}, editor = {Martin Kutrib and Nelma Moreira and Rogério Reis}, volume = {7386}, series = {Lecture Notes in Computer Science}, publisher = {Springer}, isbn = {978-3-642-31622-7}, }