An ASP-Based System for e-Tourism. - Salvatore Maria Ielpa; Salvatore Iiritano; Nicola Leone; Francesco Ricca (LPNMR, 2009)

A Logic-Based System for e-Tourism. - Francesco Ricca; Antonella Dimasi; Giovanni Grasso 001; Salvatore Maria Ielpa; Salvatore Iiritano; Marco Manna; Nicola Leone (Fundam. Informaticae, 2010)