1. University of Zagreb,Laboratory for Robotics and Intelligent Control Systems (LAR-ICS), Faculty of Electrical Engineering and Computing,Zagreb,Croatia,10000
2. University of New Mexico,Electrical and Computer Engineering Department,Albuquerque,NM,USA,87131
3. Autonomous Systems Lab (ASL),ETH Zurich,Zurich,Switzerland,8092
4. Sandia National Laboratories,Albuquerque,New Mexico,USA,87185