pdf dblp University of Lugano at TREC 2008 Blog Track Shima Gerani | Mostafa Keikha | Mark James Carman | Robert Gwadera | Davide Taibi | Fabio Crestani Proceedings of The Seventeenth Text REtrieval Conference, TREC 2008, Gaithersburg, Maryland, USA, November 18-21, 2008