Sreenivas, V.; Srikanth, G.; Vinutha, C.; Shailaja, M.; Reddy, P. M.; Vadde, R. Synthesis, Spectral Characterization and Antimicrobial Studies of Co(II) Complexes With Tetradentate Schiff Bases Derived from Ortho-Phthalaldehyde. JAC 2016, 9, 1873-1882.