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.

Alessandro Bozzon, Luca Galli, Piero Fraternali, Roula Karam (2013), Modeling CrowdSourcing Scenarios in Socially-Enabled Human Computation Applications, In Journal on Data Semantics Volume 3 p.169-188.

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-WS.

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-WS.

Martha Larson, Xavier Anguera, Timo Reuter, Gareth JF Jones, Bogdan Ionescu, Markus Schedl, Tomas Piatrik, Claudia Hauff, Mohammed Soleymani (2013), Proceedings of the MediaEval 2013 Multimedia Benchmark Workshop, CEUR-WS.

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).

Adam Moore, Gudrun Wesiak, Christina M. Steiner, Claudia Hauff, Declan Dagger, Gary Donahue, Owen Conlan (2013), Utilizing Social Networks for User Model Priming: User Attitudes, In Proceedings of the 21st Conference on User Modeling, Adaptation, and Personalization, CEUR-WS.

Claudia Hauff, Bart Thomee, Michele Trevisiol (2013), Working Notes for the Placing Task at MediaEval 2013, In Proceedings of the MediaEval 2013 Multimedia Benchmark Workshop.