@techreport{ATLAS:D.3.2, AUTHOR = {P. S. Efraimidis and I. N. Athanasiadis and A. Arampatzis and G. Drosatos and G. Stamatelatos and A. Chatzitoulousis and Ch. Chamzas and A. Koutsoudis and K. Stavroglou and S. Foteinopoulos and D. Bleris and Ch. Gkrezios and Z. Kousaki}, title = {D.3.2. Algorithms for Retrieving Tourist Information from Multiple Media and Demonstration of their Operation}, institution = {ATLAS Project (\url{http://atlas.web.auth.gr}), Greek General Secretariat of Research and Technology (GSRT), CO-OPERATION 2011}, MONTH = {Mar.}, YEAR = {2015}, pages={1-53}, NOTE = {[GSRT accepted]} }