@MastersThesis{Khar06, author = "Kharlamov, Evgeny", title = "Model Theory and Calculus for the Description Logic {DL-Lite}", school = "Faculty of Computer Science, Free University of Bozen-Bolzano", year = 2006, note = "Available at \protect{\url{http://www.inf.unibz.it/~kharlamov/}}", }