Intizar Ali, Azim Ali Nasir and Riaz Hussain Mirza
Pakistan Journal of Biological Sciences 2 ( 1 ): 207 - 208 , 1999
Intizar Ali, Riaz Hussain Mirza and Azam Ali Nasir
Pakistan Journal of Biological Sciences 2 ( 1 ): 220 - 221 , 1999