Kirnapure, K.T., and B.G. Khobragade. 2010. “Influence of Dielectric Constants on Complex Equilibria of Cu(II)-Salicylic Acid Complexes in Different Percentages of Methanol-Water Mixtures”. Asian Journal of Chemistry 18 (4):2469-74. https://asianpubs.org/index.php/ajchem/article/view/20602.