@inproceedings{KDD-2013-UganderKBK,
	author        = "Johan Ugander and Brian Karrer and Lars Backstrom and Jon M. Kleinberg",
	booktitle     = "{Proceedings of the 19th International Conference on Knowledge Discovery and Data Mining}",
	doi           = "10.1145/2487575.2487695",
	isbn          = "978-1-4503-2174-7",
	pages         = "329--337",
	publisher     = "{ACM}",
	title         = "{Graph cluster randomization: network exposure to multiple universes}",
	year          = 2013,
}