@inproceedings{HPDC-2011-Yelick,
	author        = "Katherine A. Yelick",
	booktitle     = "{Proceedings of the 20th International Symposium on High Performance Parallel and Distributed Computing}",
	doi           = "10.1145/1996130.1996132",
	isbn          = "978-1-4503-0552-5",
	pages         = "1--2",
	publisher     = "{ACM}",
	title         = "{Exascale opportunities and challenges}",
	year          = 2011,
}