Affiliation: | 1. Civil Engineering Department, University of Malaya, 50603 Kuala Lumpur, Malaysia;2. Petmel Resources Pte Ltd., 53 Persiaran Zaaba, TTDI, 60000 Kuala Lumpur, Malaysia;3. Mechanical Engineering Department, University of Malaya, 50603 Kuala Lumpur, Malaysia;4. Institute of Environmental and Water Resources Management, Universiti Teknologi Malaysia, Skudai, Johor, Malaysia |