Kumar Kashyap, Anil, Anupama Kashyap, and Hemlata Mohabey. 2010. “Spectroscopic Studies on Ternary Complexes of Copper(II) With Some Amino Acids ”. Asian Journal of Chemistry 6 (3):731-32. https://asianpubs.org/index.php/ajchem/article/view/24648.