MRUTHYUNJAYASWAMY, B.H.M., BASAVARAJ HIREMATH, S.M. MALIPATAIL, and S. APPALA RAJU. 2010. “Spectrophotometric Estimation of Ceftazidime in Pure and Pharmaceutical Forms”. Asian Journal of Chemistry 19 (5):3770-74. https://asianpubs.org/index.php/ajchem/article/view/13278.