M. Fisichella, A. Ceroni, F. Deng, and W. Nejdl. Database and Expert Systems Applications, volume 8645 of Lecture Notes in Computer Science, Springer International Publishing, (2014)
A. Ceroni, and M. Fisichella. Proceedings of the 36th European Conference on IR Research, ECIR 2014, volume 8416 of Lecture Notes in Computer Science, page 605-611. Springer International Publishing, (2014)