1. Associated Consulting Engineers (ACE), 1988. Semberong dam first periodic inspection final report, pp. 17–18.
2. A general formula for hydrologic frequency analysis;Chow;Trans. Am. Geophys. Union,1951
3. Desa M., M.N., 1997. Characterisation of urban rainfall in Kuala Lumpur, Malaysia, Department of Water Resources Engineering, Lund Institute of Technology, Lund University, P.O. Box 118, S-22100, Lund, Sweden. Report no. 1017, Lund Sweden.
4. Interpretation of spatial and temporal rainfall properties of annual and monthly rainfall in Selangor, Malaysia;Desa M,1999
5. Estimating the probable maximum precipitation;Hershfield;J. Hydraul. Div., Am. Soc. Civ. Eng.,1961