@inproceedings{STOC-1973-StockmeyerM,
	author        = "Larry J. Stockmeyer and Albert R. Meyer",
	booktitle     = "{Proceedings of the Fifth Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800125.804029",
	pages         = "1--9",
	publisher     = "{ACM}",
	title         = "{Word Problems Requiring Exponential Time: Preliminary Report}",
	year          = 1973,
}