Jaya T. Varkey, et al. “Determination of Metal Ion Binding Properties of Cu (II) and Zn (II) Ions With L-Aspartic Acid and L-Lysine Complexed With NNMBA”. Chemical and Materials Sciences - Developments and Innovations Vol. 2, May 2024, pp. 45-62, doi:10.9734/bpi/cmsdi/v2/3173G.