Pierpaolo Basile Marco de Gemmis Leo Iaquinta Pasquale Lops Cataldo Musto Fedelucio Narducci Giovanni Semeraro SpIteR: A Module for Recommending Dynamic Personalized Museum Tours. 584-587 2009 Web Intelligence http://dx.doi.org/10.1109/WI-IAT.2009.99 conf/webi/2009 db/conf/webi/webi2009.html#BasileGILMNS09