@inproceedings{STOC-2010-HrubesWY,
	author        = "Pavel Hrubes and Avi Wigderson and Amir Yehudayoff",
	booktitle     = "{Proceedings of the 42nd Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/1806689.1806781",
	isbn          = "978-1-4503-0050-6",
	pages         = "667--676",
	publisher     = "{ACM}",
	title         = "{Non-commutative circuits and the sum-of-squares problem}",
	year          = 2010,
}