AZIZ RAMADAN, A., MANDIL, H. and ABDALLA KAMEL, A. (2010) “Spectrophotometric Determination of Copper(II) with 4-(2-Pyridylazo)-resorcinol Disodium in Pharmaceuticals”, Asian Journal of Chemistry, 21(9), pp. 7367–7374. Available at: https://asianpubs.org/index.php/ajchem/article/view/12231 (Accessed: 21 July 2024).