@inproceedings{ECDL-2008-PfefferES,
	author        = "Magnus Pfeffer and Kai Eckert and Heiner Stuckenschmidt",
	booktitle     = "{Proceedings of the 12th European Conference on Research and Advanced Technology for Digital Libraries}",
	doi           = "10.1007/978-3-540-87599-4_57",
	isbn          = "978-3-540-87598-7",
	pages         = "436--439",
	publisher     = "{Springer}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Visual Analysis of Classification Systems and Library Collections}",
	volume        = 5173,
	year          = 2008,
}