H. Sh. Al-Obaidi O. Spectroscopic Characterization and Theoretical Treatment of Tetradentate Macrocyclic Ligand and Its Transition Metal Complexes. ajc [Internet]. 2012 Mar. 12 [cited 2024 Jul. 22];24(7):2989-92. Available from: https://asianpubs.org/index.php/ajchem/article/view/9277