Ikram-ul- Haq, Roheena Abdullah, Hamad Ashraf and Athar Hussain Shah
Biotechnology 1 ( 2 ): 61 - 66 , 2002
Roheena Abdullah, Hamad Ashraf and Ikram- ul- Haq
Journal of Food Technology 1 ( 4 ): 187 - 190 , 2003