REFERENCES

1. Dr. Wei-Hsin Chen

Distinguished Professor, Department of Energy Engineering,

National Cheng Kung University, Tainan, Taiwan, ROC

E-mail: weihsinchen@gmail.com

 2. Dr. Erween Abd Rahim

Professor, Faculty of Mechanical and Manufacturing Engineering

Universiti Tun Hussein Onn Malalysia, Parit Raja, Batu Pahat, Johor, Malaysia

E-mail: erween@uthm.edu.my