@inproceedings{KDD-2009-MaunzHK,
	author        = "Andreas Maunz and Christoph Helma and Stefan Kramer",
	booktitle     = "{Proceedings of the 15th International Conference on Knowledge Discovery and Data Mining}",
	doi           = "10.1145/1557019.1557089",
	isbn          = "978-1-60558-495-9",
	pages         = "617--626",
	publisher     = "{ACM}",
	title         = "{Large-scale graph mining using backbone refinement classes}",
	year          = 2009,
}