AL-Azawi, Khalida F, Rashed Taleb Rasheed, and Liblab Sami Jassim. 2018. “Synthesis and Characterization of New Complexes Fe(II), Co(II) and Ni(II) Ions With Azo Ligand Derived from 4-Aminoantipyrene”. Al-Nahrain Journal of Science 19 (4): 41-47. https://mail.anjs.edu.iq/index.php/anjs/article/view/178.