@inproceedings{HT-2012-KlienS,
	author        = "Florian Klien and Markus Strohmaier",
	booktitle     = "{Proceedings of the 23rd Conference on Hypertext and Social Media}",
	doi           = "10.1145/2309996.2310010",
	isbn          = "978-1-4503-1335-3",
	pages         = "83--88",
	publisher     = "{ACM}",
	title         = "{Short links under attack: geographical analysis of spam in a URL shortener network}",
	year          = 2012,
}