@inproceedings{CIKM-2013-FiondaP,
	author        = "Valeria Fionda and Giuseppe Pirrò",
	booktitle     = "{Proceedings of the 22nd ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/2505515.2505758",
	isbn          = "978-1-4503-2263-8",
	pages         = "929--938",
	publisher     = "{ACM}",
	title         = "{Querying graphs with preferences}",
	year          = 2013,
}