B. MEHTA and P. MORE, “Synthesis, Characterization and X-Ray Diffraction Studies of Co(II), Ni(II), Cu(II) and Zn(II) Complexes with Schiff Base Derived from 5-nitrosalicylaldehyde and Anthranilic Acid”, ajc, vol. 19, no. 5, pp. 3581–3587, Mar. 2010.