affiliation not provided to SSRN, University Putra Malaysia - Faculty of Engineering, affiliation not provided to SSRN, National University of Malaysia (UKM), National University of Malaysia (UKM) - The National University of Malaysia, University of Malaya (UM), Institut Teknologi Sepuluh Nopember, Sepuluh Nopember Institute of Technology, University Putra Malaysia, Xiamen University - College of the Environment and Ecology, Korea University and University Putra Malaysia