Mohd Saifullah Rusiman, Suliadi Firdaus Sufahani, Rozaini Roslan, Kamil Khalid, Maria Elena Nor, Ku Gee Huei, Lim Soo Peng, Nun Shwu Mean and Soh Cher Wei
Journal of Engineering and Applied Sciences 12 ( 3 SI ): 6468 - 6472 , 2017