Sharma, K., Maroo, U., Maroo, P., Chauhan, R., Goswami, A., & Purohit, D. (2010). Use of 3-Hydroxy-m-Toylol-1-o-Chlorophenyltriazene in the Spectrophotometric Determination of Copper(II). Asian Journal of Chemistry, 11(3), 1069–1070. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/23434