Ke Tao, Claudia Hauff, Fabian Abel, Geert-Jan Houben (2013), Information Retrieval for Twitter Data, Katrin Weller, Axel Bruns, Jean Burgess, Merja Mahrt, Cornelius Puschmann (Eds.), In Twitter and Society p.195-206, Peter Lang.

C Dijkshoorn, M Leyssen, A Nottamkandath, J Oosterman, M Traub, L Aroyo, W Fokkink, GJPM Houben, J van Ossenbruggen, L Jongma, H Hövelmann, G Schreiber, J Wielemaker (2013), Personalized nichesourcing: Acquisition of qualitative annotations from niche communities, S Berkovsky, E Herder, P Lops, OC Santos (Eds.), In Proceedings 6th International Workshop on Personalized Access to Cultural Heritage p.108-111, CEUR Workshop.

M Kleppe, L. Hollink, Max Kemman, Damir Juric, Henri Beunders, Jaap Blom, Johan Oomen, Geert-Jan Houben (2013), PoliMedia: Analysing Media Coverage of Political Debates by Automatically Generated Links to Radio and Newspaper Items, In LinkedUp Veni Competition 2013, Proceedings of the LinkedUp Veni Competition on Linked and Open Data for Education Volume 1124 p.1-6, CEUR Workshop proceedings.

Phivos Mylonas, Ioannis Anagnostopoulos, Fernando Bobillo, Markus Strohmaier, Geert-Jan Houben (2013), Special Issue on Semantic Social Media Dynamics (IJSWIS), In International Journal on Semantic Web and Information Systems p. p iii - vii.

Flavius Frasincar, Geert-Jan Houben, Philippe Thiran (2013), Tenth International Workshop on Web Information Systems Modeling (WISM 2013): Advances in Conceptual Modeling, Springer Volume LNCS 8697.

F Abel, Q Gao, GJPM Houben, K Tao (2013), Twitter-based user modeling for new recommendations, F Rossi (Eds.), In Proceedings of the 23rd International Joint Conference on Artificial Intelligence p.2962-2966, American Association for Artificial Intelligence (AAAI).

Gustavo Rossi, Geert-Jan Houben, Marco Brambilla, Santiago Melia (2012), 7th Model-Driven Web Engineering Workshop (MDWE 2011).

Q Gao, F Abel, GJPM Houben, Y Yu (2012), A Comparative Study of User¿s Microblogging Behavior on Sina Webo and Twitter, J Masthoff, B Mobasher, MC Desmarais, R Nkambou (Eds.), In UMAP 2012, Proceedings of the 20th International Conference on User Modeling, Adaptation and Personalization p.81-101, Springer.

Q Gao, F Abel, GJPM Houben, Y Yu (2012), A Comparative Study of User¿s Microblogging Behavior on Sina Weibo and Twitter, J Masthoff, B Mobasher, MC Desmarais, R Nkambou (Eds.), In Proceedings of the 20th International Conference on User Modeling, Adaptation and Personalization (UMAP 2012) p.88-101, Springer.

F Abel, V Dimitrova, E Herder, GJPM Houben (2012), Augmenting User Models with Real World Experiences to Enhance Personalization and Adaptation, T Kuflik, L Ardissono (Eds.), In UMAP 2011 Workshops p.31-34, Springer.