AL-Azawi, K. F., Rasheed, R. T., & Jassim, L. S. (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