1. Department of Civil Engineering, University Putra Malaysia, Serdang, Malaysia
2. Department of Civil Engineering, University of Thi-Qar, Nasiriyah, Iraq
3. Housing Research Centre, and Institute of Advanced Technology, University Putra Malaysia, Serdang, Malaysia
4. Department of Civil Engineering, National Institute of Technology Karnataka, Surathkal, Mangalore, India
5. Institute for Energy Studies, Anna University, Chennai, India
6. Department of Mechanical Engineering, S.A. Engineering College, Chennai, India