@inproceedings{STOC-1984-KlawePPY,
	author        = "Maria M. Klawe and Wolfgang J. Paul and Nicholas Pippenger and Mihalis Yannakakis",
	booktitle     = "{Proceedings of the 16th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800057.808717",
	pages         = "480--487",
	publisher     = "{ACM}",
	title         = "{On Monotone Formulae with Restricted Depth}",
	year          = 1984,
}