Ravindran, Reena. “Synthesis and Characterization of Chromium(III) and Manganese(III) Complexes With a Hydrazone Derived from Pyrazolone and Β-Diketone”. Asian Journal of Chemistry 18, no. 4 (March 30, 2010): 3022–3026. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/20725.