1. Researcher, Faculty of Engineering and Science, Univ. Tunku Abdul Rahman, Jalan Genting Kelang, 53300 Kuala Lumpur, Malaysia (corresponding author).
2. Associate Professor, Faculty of Engineering and Science, Univ. Tunku Abdul Rahman, Jalan Genting Kelang, 53300 Kuala Lumpur, Malaysia.
3. Assistant Professor, Faculty of Engineering and Science, Univ. Tunku Abdul Rahman, Jalan Genting Kelang, 53300 Kuala Lumpur, Malaysia.