@inproceedings{JCDL-2010-PopescuG,
	author        = "Adrian Popescu and Gregory Grefenstette",
	booktitle     = "{Proceedings of the 10th Joint Conference on Digital Libraries}",
	doi           = "10.1145/1816123.1816142",
	isbn          = "978-1-4503-0085-8",
	pages         = "129--138",
	publisher     = "{ACM}",
	title         = "{Spatiotemporal mapping of Wikipedia concepts}",
	year          = 2010,
}