@inproceedings{STOC-1978-Pratt,
	author        = "Vaughan R. Pratt",
	booktitle     = "{Proceedings of the 10th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800133.804362",
	pages         = "326--337",
	publisher     = "{ACM}",
	title         = "{A Practical Decision Method for Propositional Dynamic Logic: Preliminary Report}",
	year          = 1978,
}