“Preparation Characterization and Study Thermal Properties of New Aromatie Polyester Based on Di Hydroxyl Monomers With 4,4-Azo Di Benzoic Acid Maleic Acid and Phthalic Acid” (2018) JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences, 26(2), pp. 73–93. Available at: https://www.journalofbabylon.com/index.php/JUBPAS/article/view/823 (Accessed: 3 May 2025).