Sharma, Kavita, Usha Maroo, Pradeep Maroo, R.S. Chauhan, A.K. Goswami, and D.N. Purohit. “Use of 3-Hydroxy-M-Toylol-1-O-Chlorophenyltriazene in the Spectrophotometric Determination of Copper(II)”. Asian Journal of Chemistry 11, no. 3 (March 30, 2010): 1069–1070. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/23434.