William C. Rounds. A Grammatical Characterization of Exponential-Time Languages. In 16th Annual Symposium on Foundations of Computer Science, 13-15 October, 1975, The University of California, Berkeley, CA, USA. pages 135-143, IEEE, 1975.
@inproceedings{Rounds75, title = {A Grammatical Characterization of Exponential-Time Languages}, author = {William C. Rounds}, year = {1975}, tags = {C++}, researchr = {https://researchr.org/publication/Rounds75}, cites = {0}, citedby = {0}, pages = {135-143}, booktitle = {16th Annual Symposium on Foundations of Computer Science, 13-15 October, 1975, The University of California, Berkeley, CA, USA}, publisher = {IEEE}, }