Kumar Singh, S., & Chandel, C. (2010). Polarographic Studies on Mixed-Ligand Complexes of Lead(II) with DL-3-(3-,4-Dihydroxy Phenyl) Alanine and Some Dicarboxylic Acids. Asian Journal of Chemistry, 13(3), 1137–1141. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/22750