1. Hanyang University ERICA,Department of Mechatronics Engineering,Ansan,Republic of Korea,15588
2. Hanyang University ERICA,Department of Interdisciplinary Robot Engineering Systems,Ansan,Republic of Korea,15588
3. University of California,Department of Mechanical and Aerospace Engineering,Los Angeles,CA,USA,90095
4. Hanyang University ERICA,Department of Robotics,Ansan,Republic of Korea,15588