@inproceedings{STOC-1973-HopcroftM,
	author        = "John E. Hopcroft and J. Musinski",
	booktitle     = "{Proceedings of the Fifth Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/800125.804038",
	pages         = "73--87",
	publisher     = "{ACM}",
	title         = "{Duality Applied to the Complexity of Matrix Multiplications and other Bilinear Forms}",
	year          = 1973,
}