Preparation, Structural Study, Theoretical Treatment and Biological Activity of Cr (III), Ni (II), Cd (II) and V (IV) Complexes of Tetradentate Ligand Bis [4-Phenyl-3 (2- Propenyl) Thio-1, 2, 4-Triazole-5yl] Methane. (2011). Al-Nahrain Journal of Science, 14(2). https://anjs.edu.iq/index.php/anjs/article/view/867