1. Faculty of Civil Engineering, Department of Environmental Engineering, Universiti Teknologi Malaysia, 81310 Johor Bahru, Malaysia
2. UTM Razak School of Engineering and Advanced Technology, Universiti Teknologi Malaysia, Jalan Semarak, 54100 Kuala Lumpur, Malaysia
3. Centre for Environmental Sustainability and Water Security (IPASA), Research Institute for Sustainable Environment, Universiti Teknologi Malaysia, Block C07, Level 2, 81310 Johor Bahru, Johor, Malaysia
4. Department of Environmental Engineering and Green Technology, Malaysia-Japan International Institute of Technology (MJIIT), Universiti Teknologi Malaysia, Jalan Semarak, 54100 Kuala Lumpur, Malaysia