K. ARUNA BAI, G. V. S. VALLI NATH, K. B. CHANDRASEKHAR AND N. DEVANNA. Direct and Derivative Spectrophotometric Determination of Copper (II) using 3, 5-Dimethoxy-4-hydroxy Benzaldehyde Isonicotinoyl Hydrazone (DMHBIH). Journal of International Academy of Physical Sciences, [S. l.], v. 14, n. 1, p. 123–130, 2010. Disponível em: https://www.iaps.org.in/journal/index.php/journaliaps/article/view/299. Acesso em: 19 may. 2024.