Geogames: A Conceptual Framework and Tool for the Design of Location-Based Games from Classic Board Games. - Christoph Schlieder; Peter Kiefer; Sebastian Matyas (INTETAIN, 2005)

Generating content-related metadata for digital maps of built heritage. - Sebastian Matyas; Christoph Schlieder (MTSR, 2005)

Learning About Cultural Heritage by Playing Geogames. - Peter Kiefer; Sebastian Matyas; Christoph Schlieder (ICEC, 2006)

Geogames: Designing Location-Based Games from Classic Board Games. - Christoph Schlieder; Peter Kiefer; Sebastian Matyas (IEEE Intell. Syst., 2006)

Geogames - Ortsbezogene Spiele als neue Form des Edutainment (Geogames - Location-based Games as a Novel Type of Edutainment). - Christoph Schlieder; Peter Kiefer; Sebastian Matyas (i-com, 2006)

Playing on a line: location-based games for linear trips. - Peter Kiefer; Sebastian Matyas; Christoph Schlieder (Advances in Computer Entertainment Technology, 2007)

Playful Geospatial Data Acquisition by Location-based Gaming Communities. - Sebastian Matyas (Int. J. Virtual Real., 2007)

Designing location-based mobile games with a purpose: collecting geospatial data with CityExplorer. - Sebastian Matyas; Christian Matyas; Christoph Schlieder; Peter Kiefer; Hiroko Mitarai; Maiko Kamata (Advances in Computer Entertainment Technology, 2008)

CityExplorer - A Geogame Extending the Magic Circle. - Sebastian Matyas; Christian Matyas; Christoph Schlieder; Peter Kiefer (GI Jahrestagung (1), 2008)

Geogames - Intention Recognition and Data Quality in Location-based Gaming. - Christoph Schlieder; Peter Kiefer; Sebastian Matyas (Künstliche Intell., 2008)

Building Geospatial Data Collections with Location-Based Games. - Sebastian Matyas; Peter Wullinger; Christian Matyas (KI, 2009)

Wisdom about the Crowd: Assuring Geospatial Data Quality Collected in Location-Based Games. - Sebastian Matyas; Peter Kiefer; Christoph Schlieder; Sara Kleyer (ICEC, 2011)

Gemeinschaftliche qualitätsgesicherte Erhebung und semantische Integration von raumbezogenen Daten. - Sebastian Matyas (2011)

Game-Based Trust. - Sebastian Matyas; Daishi Kato; Takao Shime; Kazuo Kunieda; Keiji Yamada (ICEC, 2012)