@inproceedings{POPL-1976-Franck,
	author        = "Reinhold Franck",
	booktitle     = "{Conference Record of the Third Symposium on Principles of Programming Languages}",
	doi           = "10.1145/800168.811547",
	editor        = "Susan L. Graham and Robert M. Graham and Michael A. Harrison and William I. Grosky and Jeffrey D. Ullman",
	pages         = "134--139",
	publisher     = "{ACM Press}",
	title         = "{PLAN2D — Syntactic Analysis of Precedence Graph Grammars}",
	year          = 1976,
}