@article {AAFRT99,
	title = {Using Medlan to Integrate Geographical Data},
	journal = {Journal of Logic Programming},
	year = {2000},
	note = {43(1):.},
	pages = {3{\textendash}14},
	author = {Domenico Aquilino and Patrizia Asirelli and A Formuso and Chiara Renso and Franco Turini}
}
