A. L. El-Ansary, O. E. Sherif, N. S. Abdel-Kader, and A. G. Sayed, “Macromolecular Azo Dye Complexes as Precursors to Metal Oxide Nanoparticles: Synthesis, Characterization, Biological Activity and Thermal Studies of Sulfadimidine Azo Dye Complexes”, theijst, vol. 3, no. 10, Oct. 2015.