Shakinah, M.I.N., Zulfattah, Z.M., Ridhwan, J., Juffrizal, K., Nidzamuddin, M.Y., Hafidzal, M.H., Razak, N.H. and Idris, N. 2014. Determining the Solar Radiation in Ayer Keroh, Melaka by using Hargreaves Method. Journal of Engineering and Technology (JET). 5, 2 (Dec. 2014), 83–92.