@incollection{UBHD-68380510,
  author={Schwarz, Markus and Wagner, Achim and Shenawy, Ahmed el- and Gundling, Ralf and K{\"o}pfle, Andreas and Handel, Holger and Badreddin, Essameddin and M{\"a}nner, Reinhard and Scharf, Hanns-Peter and Pott, Peter Paul},
  title={A handheld robot for orthopedic surgery - ITD},
  year={2009},
  pages={99-102},
  language={eng},
  isbn={9783642039065},
  note={Gesehen am 15.04.2019},
  booktitle={World Congress on Medical Physics and Biomedical Engineering, September 7 - 12, 2009, Munich, Germany},
  doi={10.1007/978-3-642-03906-5_27},
}
@incollection{UBHD-68478855,
  author={Shenawy, Ahmed el- and Wellenreuther, Andrea and Baumgart, André and Badreddin, Essameddin},
  title={Comparing different holonomic mobile robots},
  year={2008},
  pages={1584-1589},
  language={eng},
  isbn={1-4244-0991-8 and 1-4244-0990-X and 978-1-4244-0991-4 and 978-1-4244-0990-7},
  note={Gesehen am 21.01.2020},
  booktitle={IEEE International Conference on Systems, Man and Cybernetics, 2007},
  doi={10.1109/ICSMC.2007.4413934},
}
@incollection{UBHD-68467085,
  author={Shenawy, Ahmed el- and Wagner, Achim and Badreddin, Essameddin},
  title={Controlling a holonomic mobile robot with singularities},
  year={2006},
  pages={8270-8274},
  language={eng},
  isbn={1-4244-0331-6 and 1-4244-0332-4 and 978-1-4244-0332-5 and 978-1-4244-0331-8},
  note={Gesehen am 12.12.2019},
  booktitle={The Sixth World Congress on Intelligent Control and Automation, 2006, WCICA 2006},
  doi={10.1109/WCICA.2006.1713587},
}
@incollection{UBHD-68479937,
  author={Shenawy, Ahmed el- and Wagner, Achim and Gundling, Ralf and Schwarz, Markus and Badreddin, Essameddin},
  title={Disturbance attenuation of a handheld parallel robot},
  year={2013},
  pages={4647-4652},
  language={eng},
  isbn={978-1-4673-5640-4 and 1-4673-5643-3 and 1-4673-5641-7 and 1-4673-5640-9 and 978-1-4673-5643-5 and 978-1-4673-5641-1 and 978-1-4673-5640-4},
  note={Gesehen am 23.01.2020},
  booktitle={IEEE International Conference on Robotics and Automation (ICRA), 2013},
  doi={10.1109/ICRA.2013.6631238},
}
@incollection{UBHD-68467081,
  author={Shenawy, Ahmed el- and Wagner, Achim and Badreddin, Essameddin},
  title={Dynamic model of a holonomic mobile robot with actuated caster wheels},
  year={2007},
  pages={?},
  language={eng},
  isbn={1-4244-0341-3 and 978-1-4244-0341-7},
  note={Elektronische Reproduktion der Druckausgabe ; Gesehen am 12.12.2019},
  booktitle={9th International Conference on Control, Automation, Robotics and Vision, 2006},
  doi={10.1109/ICARCV.2006.345354},
}
@incollection{UBHD-68482422,
  author={Shenawy, Ahmed el- and Wagner, Achim and Kandil, Amr A. and Badreddin, Essameddin},
  title={Lyapunov stability study for a special actuated holonomic wheeled mobile robot},
  year={2011},
  pages={1962-1967},
  language={eng},
  isbn={9781457706523},
  note={Gesehen am 30.01.2020},
  booktitle={IEEE SMC 2011},
  doi={10.1109/ICSMC.2011.6083959},
}
@incollection{UBHD-68399261,
  author={Shenawy, Ahmed el- and Wagner, Achim and Badreddin, Essameddin},
  title={Practical construction and position control of a modular actuated holonomic wheeled mobile robot},
  year={2008},
  pages={1672-1677},
  language={eng},
  isbn={978-1-4244-1646-2 and 1-4244-1647-7 and 1-4244-1646-9 and 978-1-4244-1647-9 and 978-1-4244-1646-2},
  note={Gesehen am 17.06.2019},
  booktitle={IEEE International Conference on Robotics and Automation, 2008},
  doi={10.1109/ROBOT.2008.4543441},
}
@incollection{UBHD-68399218,
  author={Shenawy, Ahmed el- and Wellenreuther, Andrea and Badreddin, Essameddin},
  title={Practical evaluation for two different holonomic wheeled mobile robots},
  year={2008},
  pages={3102-3107},
  language={eng},
  isbn={978-1-4244-2383-5 and 1-4244-2383-X and 978-1-4244-2383-5},
  note={Gesehen am 17.06.2019},
  booktitle={IEEE International Conference on Systems, Man and Cybernetics, 2008},
  doi={10.1109/ICSMC.2008.4811772},
}
@article{UBHD-68467071,
  author={Shenawy, Ahmed el- and Wagner, Achim and Badreddin, Essameddin},
  title={Solving the singularity problem for a holonomic mobile robot},
  year={2016},
  pages={151-156},
  language={eng},
  issn={1474-6670},
  volume={39},
  number={16},
  note={Elektronische Reproduktion der Druckausgabe ; Gesehen am 12.12.2019},
  journal={IFAC Proceedings Volumes},
  doi={10.3182/20060912-3-DE-2911.00029},
}