MUHAMMAD RIZWAN; ATHAR, MUHAMMAD MAKSHOOF; MUHAMMAD ALI; SHAHEEN, MUHAMMAD ASHRAF; TARIQ, MUHAMMAD ILYAS; SHAHID IQBAL; FAYAZ UR REHMAN; ROBEENA FAROOQ; ABDUL KARIM; NAZIR AHMED; SHAZIA MAQBOOL
(HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2010-02-20)