Kumar, Suresh, and O.D. Gupta. 2010. “Electrode Kinetic Studies of Mn(II) Complexes With Some Amino Acids(Glycine, a-Alanine and L-Valine)”. Asian Journal of Chemistry 22 (7):5019-24. https://asianpubs.org/index.php/ajchem/article/view/11707.