@inproceedings{STOC-1997-RazborovWY,
	author        = "Alexander A. Razborov and Avi Wigderson and Andrew Chi-Chih Yao",
	booktitle     = "{Proceedings of the 29th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/258533.258673",
	isbn          = "0-89791-888-6",
	pages         = "739--748",
	publisher     = "{ACM}",
	title         = "{Read-Once Branching Programs, Rectangular Proofs of the Pigeonhole Principle and the Transversal Calculus}",
	year          = 1997,
}