@inproceedings{FLOPS-2002-Porto,
	author        = "António Porto",
	booktitle     = "{Proceedings of the Sixth International Symposium on Functional and Logic Programming}",
	doi           = "10.1007/3-540-45788-7_17",
	isbn          = "3-540-44233-2",
	pages         = "275--289",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Structural Abstraction and Application in Logic Programming}",
	volume        = 2441,
	year          = 2002,
}