<h5>2016</h5><p>Wenzig, Knut; Matyas, Christian; Bela, Daniel; Barkow, Ingo; Rittberger, Marc (2016): Management of metadata. An integrated approach to structured documentation. In Hans-Peter Blossfeld, Jutta von Maurice, Michael Bayer, Jan Skopek (Eds.): Methodological issues of longitudinal surveys. The example of the National Panel Study. 1st ed. Wiesbaden, Deutschland: Springer VS, pp. 627–647.</p><h5>2014</h5><p>Matyas C., Geografische Empfehlungssysteme. In: Schriften aus der Fakultät Wirtschaftsinformatik und Angewandte Informatik der Otto-Friedrich-Universität Bamberg (15), University of Bamberg Press</p><h5>2009</h5><p>Matyas C., Schlieder, C., A spatial user similarity measure for geograpic recommender systems. In: Third International Conference on GeoSpatial Semantics (2009)</p><p>Schlieder C., Matyas C., Photographing a City: An Analysis of Place Concepts Based onSpatial Choices. In: Spatial Cogniton Computation: An Interdisciplinary Jounal, Vol. 9 (3), pp. 212-228</p><p>Matyas S., Wullinger, P., and Matyas C. Building Geospatial Data Collections with Location-Based Games. In: KI 2009: Advances in Artifical Intelligence, Proceedings of the 32nd Annual German Conference on AI, Paderborn, Germany, Sept. 2009, (eds.) Bärbel Mertsching, Marcus Hund, Zaheer Azis, pp 703-710, Springer Verlag, LNAI 5803, ISBN 978-3- 642-04616- 2</p><p>Matyas, S., Matyas, C., Mitarai, H., Kamata, M., Kiefer, P. and Schlieder, C. Designing Location-based Mobile Games – The CityExplorer Case Study. In: Digital Cityscapes: Merging Digital and Urban Playspaces, (eds.) Adriana de Souza e Silva and Daniel M. Sutko, Peter Lang Publishers, NY, ISBN 978-1-4331-0532- 6, pp. 187-203</p><h5>2008</h5><p>Matyas, S., Matyas, C., Schlieder, C. and Kiefer, P. (2008). CityExplorer - A Geogame Extending the Magic Circle. In: Informatik 2008, Workshop on Mobile Gaming, GI-LNI 133/134.</p><p>Matyas, S., Matyas, C., Kiefer, P., Schlieder, C., Mitarai, H. and Kamata, M. (2008). Designing Location-based Mobile Games with a Purpose - Collecting Geospatial Data with CityExplorer. In: ACM International Conference Proceeding Series; Vol. 352, Proceedings of the 2008 International Conference on Advances in Computer Entertainment Technology, Yokohama, Japan, pp 244-247; ISBN:978-1- 60558-393-8</p><p>Schlieder, C., Matyas, C. (2008). Photographing a City: An Analysis of Place Concepts Based on Spatial Choices. In: Winter, S. et al. (Eds.), 2008: International Workshop on Computational Models of Place (PLACE’08). Digital Repository of the University of Melbourne, repository.unimelb.edu.au/10187/2466.</p>