Touchless heart rate Recognition by Robots to support natural Human-Robot Communication. - Gerald Bieber; Niklas Antony; Marian Haescher (PETRA, 2018)

Barcode-based Navigation Concept for Autonomous Wheelchairs and Walking Frames. - Gerald Bieber; Niklas Antony; Dimitri Kraft; Bernd Hölle; Dennis Blenke; Peter Herrmann (PETRA, 2021)