@inproceedings{POPL-1987-WidomGS,
	author        = "Jennifer Widom and David Gries and Fred B. Schneider",
	booktitle     = "{Conference Record of the 14th Annual Symposium on Principles of Programming Languages}",
	doi           = "10.1145/41625.41628",
	isbn          = "0-89791-215-2",
	pages         = "27--38",
	publisher     = "{ACM Press}",
	title         = "{Completeness and Incompleteness of Trace-Based Network Proof Systems}",
	year          = 1987,
}