@inproceedings{POPL-1980-Sethi,
	author        = "Ravi Sethi",
	booktitle     = "{Conference Record of the Seventh Annual Symposium on Principles of Programming Languages}",
	doi           = "10.1145/567446.567458",
	editor        = "Paul W. Abrahams and Richard J. Lipton and Stephen R. Bourne",
	isbn          = "0-89791-011-7",
	pages         = "117--130",
	publisher     = "{ACM Press}",
	title         = "{A Case Study in Specifying the Semantics of a Programming Language}",
	year          = 1980,
}