“THERMAL PERFORMANCE OF ROOFTOP GREENERY SYSTEM AT THE TROPICAL CLIMATE OF MALAYSIA A case study of a 10 storied building R.C.C flat rooftop at UTM, Johor Bahru, Malaysia” (2011) Dimensi Journal of Architecture and Built Environment, 37(1), pp. pp. 41–50. doi:10.9744/dimensi.37.1.pp. 41-50.