@inproceedings{maunz09large,
	author = {Maunz, Andreas and Helma, Christoph and Kramer, Stefan},
	title = {Large-scale graph mining using backbone refinement classes},
	booktitle = {KDD '09: Proceedings of the 15th ACM SIGKDD international conference on Knowledge discovery and data mining},
	year = {2009},
	isbn = {978-1-60558-495-9},
	pages = {617--626},
	location = {Paris, France},
	doi = {http://doi.acm.org/10.1145/1557019.1557089},
	publisher = {ACM},
	address = {New York, NY, USA},
 }