Ahuja, I.S., Shailendra Tripathi, and C.L. Yadava. “Synthesis and Characterization of Copper(II) Sulphate Complexes With 2-, 3-and 4-Cyano-Pyridines and Anilines”. Asian Journal of Chemistry 2, no. 3 (March 30, 2010): 229–238. Accessed October 3, 2024. https://asianpubs.org/index.php/ajchem/article/view/25315.