Alfred V. Aho. Indexed Grammars - An Extension of Context-Free Grammars. Journal of the ACM, 15(4):647-671, 1968. [doi]
@article{Aho68, title = {Indexed Grammars - An Extension of Context-Free Grammars}, author = {Alfred V. Aho}, year = {1968}, tags = {context-aware, grammar}, researchr = {https://researchr.org/publication/Aho68}, cites = {0}, citedby = {0}, journal = {Journal of the ACM}, volume = {15}, number = {4}, pages = {647-671}, }