TraX - Eine Plattform zur Unterstützung ortsbezogener Community Dienste. - Georg Treu; Johannes Martens; Axel Küpper (Prax. Inf.verarb. Kommun., 2006)

Vs Golf - Developing Location-based Multi-Player Games. - Georg Treu; Johannes Martens; Matthias Schicker; Marc Breisinger; Axel Küpper (COMPSAC (2), 2007)

Context-Aware Adaptation of Mobile Multimedia Presentations. - Diana Weiß; Stefan Helas; Johannes Martens (Electron. Commun. Eur. Assoc. Softw. Sci. Technol., 2008)

A declarative approach to a user-centric markup language for location-based services. - Johannes Martens; Ulrich Bareth (Mobility Conference, 2009)

Optimizing Position Updates for kNN - Is It Worth It? - Philipp Engel; Florian Gschwandtner; Johannes Martens; Florian Fuchs 001; Georg Treu (NTMS, 2011)

Analysis of Coronary Contrast Agent Transport in Bolus-Based Quantitative Myocardial Perfusion MRI Measurements with Computational Fluid Dynamics Simulations. - Johannes Martens; Sabine Panzer; Jeroen P. H. M. van den Wijngaard; Maria Siebes; Laura Maria Schreiber (FIMH, 2017)

Development of a Computational Fluid Dynamics (CFD)-Model of the Arterial Epicardial Vasculature. - Johannes Martens; Sabine Panzer; Jeroen P. H. M. van den Wijngaard; Maria Siebes; Laura Maria Schreiber (FIMH, 2019)