“Synthesis, Characterization and Studying the Enzyme Activity of New Benzothiazole Schiff Base Ligand (HL) and Its Complexes With Some of Metal Ions”. Ibn AL-Haitham Journal For Pure and Applied Sciences, vol. 30, no. 2, Sept. 2017, pp. 125-40, https://jih.uobaghdad.edu.iq/index.php/j/article/view/1462.