Abd-Elsalam Khalil, A., A.Mahmoud, A., M.Reda, L. (2010). 'Synthesis, Characterization and Biological Activity of Saturated and Unsaturated Copolyesters Based on Bisphenol-A', Journal of Textiles, Coloration and Polymer Science, 14(2), pp. 65-81. doi: 10.21608/jtcps.2010.30520