Artur Jez, Alexander Okhotin. Conjunctive Grammars over a Unary Alphabet: Undecidability and Unbounded Growth. In Volker Diekert, Mikhail V. Volkov, Andrei Voronkov, editors, Computer Science - Theory and Applications, Second International Symposium on Computer Science in Russia, CSR 2007, Ekaterinburg, Russia, September 3-7, 2007, Proceedings. Volume 4649 of Lecture Notes in Computer Science, pages 168-181, Springer, 2007. [doi]
@inproceedings{JezO07, title = {Conjunctive Grammars over a Unary Alphabet: Undecidability and Unbounded Growth}, author = {Artur Jez and Alexander Okhotin}, year = {2007}, doi = {10.1007/978-3-540-74510-5_19}, url = {http://dx.doi.org/10.1007/978-3-540-74510-5_19}, tags = {grammar}, researchr = {https://researchr.org/publication/JezO07}, cites = {0}, citedby = {0}, pages = {168-181}, booktitle = {Computer Science - Theory and Applications, Second International Symposium on Computer Science in Russia, CSR 2007, Ekaterinburg, Russia, September 3-7, 2007, Proceedings}, editor = {Volker Diekert and Mikhail V. Volkov and Andrei Voronkov}, volume = {4649}, series = {Lecture Notes in Computer Science}, publisher = {Springer}, isbn = {978-3-540-74509-9}, }