Blanco, Roi and Ceccarelli, Diego and Lucchese, Claudio and Perego, Raffaele and Silvestri, Fabrizio  You should read this! let me explain you why: explaining news recommendations to users.   In:   CIKM '12 Proceedings of the 21st ACM international conference on Information and knowledge management.   ACM, New York, pp. 1995-1999.  ISBN 978-1-4503-1156-4      (2012)