M. Rafi Raza, Faiz Ahmad, N. Ikram, R. Ahmad and A. Salam
Journal of Applied Sciences 11 ( 10 ): 1857 - 1861 , 2011
T. M. Ansari, N. Ikram, M. Najam-ul-Haq, I. Fayyaz, Q. Fayyaz, I. Ghafoor and N. Khalid
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