@inproceedings{frost-etal-2007-modular, title = "Modular and Efficient Top-Down Parsing for Ambiguous Left-Recursive Grammars", author = "Frost, Richard and Hafiz, Rahmatullah and Callaghan, Paul", editor = "Bunt, Harry and Merlo, Paola", booktitle = "Proceedings of the Tenth International Conference on Parsing Technologies", month = jun, year = "2007", address = "Prague, Czech Republic", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/fix-sig-urls/W07-2215/", pages = "109--120" }