Endang Purwati, Son Radu, Ahmad Ismail, Cheah Yoke Kqueen and Lesley Maurice
Journal of Animal and Veterinary Advances 2 ( 4 ): 237 - 246 , 2003
Dayang Norafizan A. Chee, M.A. Affan, Fasihuddin B. Ahmad, M.R. Asaruddin, Norrihan Sam, M.A. Salam, Ahmad Ismail and S.H. Tan
Journal of Coordination Chemistry 64 ( 23 ): 4191 - 4200 , 2011
Muhammad Arshad, Mohamed Zakaria, Ahmad S. Sajap and Ahmad Ismail
Pakistan Journal of Biological Sciences 3 ( 6 ): 1024 - 1026 , 2000