Kalaiarasi Sonai Muthu Anbananthen, Fabian Chan Huan Pheng, Subhacini Subramaniam, Shohel Sayeed and Eimad Eldin Abdu Ali Abusham
Asian Journal of Scientific Research 5 ( 3 ): 121 - 132 , 2012
Eimad Eldin Abdu Ali Abusham and Wong Eng Kiong
Journal of Applied Sciences 9 ( 14 ): 2625 - 2629 , 2009