@inproceedings{PPDP-2008-CaballeroRR,
	author        = "Rafael Caballero and Mario Rodríguez-Artalejo and Carlos A. Romero-Díaz",
	booktitle     = "{Proceedings of the 10th International Conference on Principles and Practice of Declarative Programming}",
	doi           = "10.1145/1389449.1389472",
	isbn          = "978-1-60558-117-0",
	pages         = "185--194",
	publisher     = "{ACM}",
	title         = "{Similarity-based reasoning in qualified logic programming}",
	year          = 2008,
}