Kulkarni, A.S., and N.T. Patel. “Kinetics and Mechanism of Oxidation of Amoxicillin and 6-Aminopenicillanic Acid by Dichromate in Presence and Absence of Succinic Acid”. Asian Journal of Chemistry, vol. 17, no. 4, June 2016, pp. 2243-50, https://asianpubs.org/index.php/ajchem/article/view/13997.