1. Universiti Teknologi PETRONAS,Dept. of Mechanical Engineering,Perak Darul Ridzuan,Malaysia
2. College of Engineering and Information Technology, Aljanad University for Science and Technology,Dept. of Mechatronics Engineering,Taiz,Yemen
3. University of AI-Qadisiyah,Dept. of Mechanical Engineering,Al-Diwaniyah, Qadisiyah,Iraq,58001