ZAKIR, SHAHIDA NASREEN; IHSAN IHSANULLAH; SHAH, 'MUHAMMAD TAHIR; ZAFAR IQBAL(HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-10-20)
ABBAS KHAN; DURRANI, GULREZ FATIMA; MUHAMMAD USMAN; WAYNE HARRISON; MOHAMMAD SIDDIQ(HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2009-10-20)