Camera Calibration for Reliable Object Manipulation in Care-Providing Robot FRIEND. - Torsten Heyer; Sorin Mihai Grigorescu; Axel Graeser (ISR/ROBOTIK, 2010)

A Supportive FRIEND at Work: Robotic Workplace Assistance for the Disabled. - Axel Gräser; Torsten Heyer; Leila Fotoohi; Uwe Lange; Henning Kampe; Bashar Enjarini; Stefan Heyer; Christos Fragkopoulos; Danijela Ristic-Durrant (IEEE Robotics Autom. Mag., 2013)

Real-Time Visualization of Urban Flood Simulation Data for Non-Professionals. - Sebastian Grottel; Joachim Staib; Torsten Heyer; Benjamin Vetter; Stefan Gumhold (EnvirVis@EuroVis, 2015)