Shubha, Jayachamarajapura Pranesh, Kotabagi Vinutha, and Puttaswamy Puttaswamy. 2013. “Kinetics and Mechanism of Oxidation of Amido Black by Sodium N-Halo-P-Toluenesulfonamides in Acidic Medium: Spectrophotometric Approach”. European Journal of Chemistry 4 (4):408-13. https://doi.org/10.5155/eurjchem.4.4.408-413.806.