@inproceedings{STOC-1975-HuntS,
	author        = "Harry B. Hunt III and Thomas G. Szymanski",
	booktitle     = "{Proceedings of the Seventh Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800116.803753",
	pages         = "54--65",
	publisher     = "{ACM}",
	title         = "{On the Complexity of Grammar and Related Problems}",
	year          = 1975,
}