Towards safe physical human-robot collaboration: A projection-based safety system. - Christian Vogel 003; Maik Poggendorf; Christoph Walter; Norbert Elkmann (IROS, 2011)

An Elephant's Trunk-Inspired Robotic Arm - Trajectory Determination and Control. - Roland Behrens; Maik Poggendorf; Erik Schulenburg; Norbert Elkmann (ROBOTIK, 2012)

Performance Indicator for Benchmarking Force-Controlled Robots. - Roland Behrens; Anton Belov; Maik Poggendorf; Felix Penzlin; Magnus Hanses; Emily Jantz; Norbert Elkmann (ICRA, 2018)