Synthesis and Characterization of Fe (II), Co (II), Ni (II), Cu (II), Cd (II) Mono-Complexes with Mannich Base 4- hydroxy- 3-(4’-morpholinyl methyl) quinoline. cbej [Internet]. 2023 Jan. 23 [cited 2024 Jul. 1];18(74):83-94. Available from: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/9687