@inproceedings{STOC-1969-Chandler,
	author        = "W. J. Chandler",
	booktitle     = "{Proceedings of the First Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800169.805418",
	pages         = "21--30",
	publisher     = "{ACM}",
	title         = "{Abstract Families of Deterministic Languages}",
	year          = 1969,
}