@inproceedings{STOC-2013-BrandaoH13a,
	author        = "Fernando G. S. L. Brandão and Aram Wettroth Harrow",
	booktitle     = "{Proceedings of the 45th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/2488608.2488719",
	isbn          = "978-1-4503-2029-0",
	pages         = "871--880",
	publisher     = "{ACM}",
	title         = "{Product-state approximations to quantum ground states}",
	year          = 2013,
}