@article{ICLP-J-2010-Rodriguez-ArtalejoR,
	author        = "Mario Rodríguez-Artalejo and Carlos A. Romero-Díaz",
	doi           = "10.1017/S1471068410000323",
	journal       = "{Theory and Practice of Logic Programming}",
	number        = "4-6",
	pages         = "627--642",
	title         = "{A declarative semantics for CLP with qualification and proximity}",
	volume        = 10,
	year          = 2010,
}