@inproceedings{STOC-1974-Hammer,
	author        = "Michael Hammer",
	booktitle     = "{Proceedings of the Sixth Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800119.803904",
	pages         = "266--275",
	publisher     = "{ACM}",
	title         = "{A New Grammatical Transformation into LL(k) Form}",
	year          = 1974,
}