1. Energy & Environment Engineering Department, Quaid-e-Awam University of Engineering, Science & Technology, Nawabshah, Pakistan
2. Faculty of Civil Engineering and Built Environment, Universiti Tun Hussein Onn Malaysia, Parit Raja, Malaysia
3. Faculty of Engineering Technology, Universiti Tun Hussein Onn Malaysia, Parit Raja, Malaysia
4. Faculty of Technical and Vocational Education, Universiti Tun Hussein Onn Malaysia, Parit Raja, Malaysia