Hazazi, O. A., El-Sayed, R., & Mabrouk, E.-S. M. (2011). Voltammetric studies of some azo compounds derived from 4-methyl-6,7-dihydroxy coumarin in microemulsion and aqueous media. JOURNAL OF ADVANCES IN CHEMISTRY, 7(1), 1271–1279. https://doi.org/10.24297/jac.v7i1.971