New Tetra-dentate Schiff Base Ligand N2O2 and Its Complexes with Some of Metal Ions: Preparation, Identification, and Studying Their Enzymatic and Biological Activities. Baghdad Science Journal, Iraq, Baghdad, v. 19, n. 1, p. 0155, 2022. DOI: 10.21123/bsj.2022.19.1.0155. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/5952.. Acesso em: 8 may. 2024.