@inproceedings{JCDL-2015-BarthelTKSB,
	author        = "Simon Barthel and Sascha Tönnies and Benjamin Köhncke and Patrick Siehndel and Wolf-Tilo Balke",
	booktitle     = "{Proceedings of the 15th Joint Conference on Digital Libraries}",
	doi           = "10.1145/2756406.2756913",
	isbn          = "978-1-4503-3594-2",
	pages         = "119--128",
	publisher     = "{ACM}",
	title         = "{What does Twitter Measure?: Influence of Diverse User Groups in Altmetrics}",
	year          = 2015,
}