Ling, O. H. L., Marzukhi, M. A., Qi, J. K. and Mabahwi, N. A. (2020) “IMPACT OF URBAN LAND USES AND ACTIVITIES ON THE AMBIENT AIR QUALITY IN KLANG VALLEY, MALAYSIA FROM 2014 TO 2020”, PLANNING MALAYSIA, 18(14). doi: 10.21837/pm.v18i14.829.