Synthesis and characterization of ligandins from Schiff bases (derived from 6-bromo-2-aminobenzothiazoles) and their complexes with divalent manganese, cobalt, nickel and copper ions. cbej [Internet]. 2023 Feb. 2 [cited 2025 May 5];20(86):15-33. Available from: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/9037