Mutar, Mohammed A., and Mohammed H. Abdul-Nebi. 2017. “Synthesis and Characterization of Novel Aromatic Polyamides Containing Pyridine Heterocyclic Ring and Schiff-Base”. Al-Qadisiyah Journal of Pure Science 19 (3), 44-72. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/145.