Jber, N. R., R. S. Abood, and Y. A. Al-Dhaief. “Synthesis and Spectral Study of New Azo - Azomethine Dyes and Its Copper (II) Complexes Derived from Resorcinol, 4-Aminobenzoylhydrazone and 4-Amino Antipyrine”. Al-Nahrain Journal of Science, Vol. 14, no. 4, July 2018, pp. 50-56, https://anjs.edu.iq/index.php/anjs/article/view/756.