Vijayaraju, K., and T. Rambabu. “Resorufin As a New Redox Indicator in the Determination of Copper(II) With Iron(II)”. Asian Journal of Chemistry 25, no. 11 (June 5, 2013): 5978–5980. Accessed July 18, 2024. https://asianpubs.org/index.php/ajchem/article/view/25_12_22.