“Synthesis, Characterization and Theoretical Study of Some Mixed-Ligand Complexes of 2-Quinoline Carboxylic Acid and 4,4⁄ -dimethyl,2,2⁄-Bipyridyl With Some Transition Metal Ions”. 2018. Al-Nahrain Journal of Science 18 (1): 28-38. https://mail.anjs.edu.iq/index.php/anjs/article/view/346.