S.V. Satyanarayana, V., Madhumita Rakshit, and A. Sivakumar. “Synthesis and Spectrophotometric Determination of 7-Hydroxy-4-Methyl Coumarin Containing Schiff Base Derivatives With Potential Antimicrobial and Antioxidant Activities”. Asian Journal of Chemistry 23, no. 3 (November 19, 2010): 1295–1301. Accessed November 24, 2024. https://asianpubs.org/index.php/ajchem/article/view/16082.