Chandra Sekhar, M., Y.N. Manohara, K. Srinivasa Rao, and S. Appala Raju. 2010. “Validated Spectrophotometric Methods for the Estimation of Ceftriaxone in Pharmaceutical Preparations”. Asian Journal of Chemistry 18 (4):2523-27. https://asianpubs.org/index.php/ajchem/article/view/20613.