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

geoXmart - A Marketplace for Geofence-Based Mobile Services. - Ulrich Bareth; Axel Küpper; Peter Ruppel (COMPSAC, 2010)

Algorithmic Optimizations for Energy-efficient Monitoring of Spatial Objects on Smartphones. - Ulrich Bareth (GI Jahrestagung (1), 2010)

Energy-Efficient Position Tracking in Proactive Location-Based Services for Smartphone Environments. - Ulrich Bareth; Axel Küpper (COMPSAC, 2011)

Geofencing and background tracking - the next features in lbss. - Ulrich Bareth; Axel Küpper; Behrend Freese (GI-Jahrestagung, 2011)

Simulating Power Consumption of Location Tracking Algorithms to Improve Energy-Efficiency of Smartphones. - Ulrich Bareth (COMPSAC, 2012)

X-centric positioning: A combination of device-centric and multi-rat network-centric positioning approaches in NGN. - Mohamed Salem; Peter Ruppel; Ulrich Bareth; Axel Küpper (GLOBECOM Workshops, 2012)

Privacy-aware and energy-efficient geofencing through reverse cellular positioning. - Ulrich Bareth (IWCMC, 2012)

Tracommender - Exploiting Continuous Background Tracking Information on Smartphones for Location-Based Recommendations. - Yang Wang; Abdulbaki Uzun; Ulrich Bareth; Axel Küpper (MOBILWARE, 2012)

Estimating locations and coverage areas of mobile network cells based on crowdsourced data. - Eric Neidhardt; Abdulbaki Uzun; Ulrich Bareth; Axel Küpper (WMNC, 2013)