Agarwal, Vishakha, and K.K. Saxena. 2010. “PH Metric Studies on the Mixed Ligand Complexes of Ruthenium(III) With DL-2-Amino-3-Hydroxy Butanoic Acid and Nitrilotriacetic Acid in Aqueous Media ”. Asian Journal of Chemistry 8 (4):680-86. https://asianpubs.org/index.php/ajchem/article/view/24171.