@inproceedings{SIGMOD-2013-LappasVGT,
	author        = "Theodoros Lappas and Marcos R. Vieira and Dimitrios Gunopulos and Vassilis J. Tsotras",
	booktitle     = "{Proceedings of the 31st ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/2463676.2463688",
	isbn          = "978-1-4503-2037-5",
	pages         = "1021--1024",
	publisher     = "{ACM}",
	title         = "{STEM: a spatio-temporal miner for bursty activity}",
	year          = 2013,
}