N.C. Anusha, M.S. Umikalsom, T.C. Ling and A.B. Ariff
Asian Journal of Biotechnology 4 ( 1 ): 15 - 29 , 2012
T.F. Ang, W.K. Ng, T.C. Ling, L.Y. Por and C.S. Liew
Information Technology Journal 8 ( 3 ): 372 - 377 , 2009