Ahalya, S., et al. “Synthesis, Spectral Characterization and Biological Evaluation of Cu(II) Complexes With Schiff Bases Derived from 2-Aminobenzoic Acid”. Asian Journal of Chemistry, vol. 30, no. 4, Feb. 2018, pp. 913-6, doi:10.14233/ajchem.2018.21146.