Hamayun Khan, Sir Zamin, M. Misri Rind, Rahmatullah Rind and M. Riaz
Journal of Animal and Veterinary Advances 2 ( 3 ): 176 - 178 , 2003
Amir Zaman Kha, M. Akhtar, M. Riaz, N. Ahmad and P. Shah
Pakistan Journal of Biological Sciences 3 ( 11 ): 1892 - 1896 , 2000