Natarajan, Arunadevi, Kanchana Ponnuswamy, and Kamatchi Ayyasamy. “Transition Metal Complexes of 3,5-Dihydroxy-2-Naphthoic Acid and Its Nano Metal Oxides: Synthesis and Characterization”. Asian Journal of Chemistry 29, no. 8 (June 12, 2017): 1728–1730. Accessed July 7, 2024. https://asianpubs.org/index.php/ajchem/article/view/29_8_21.