Al-Issa, Mahmoud A., Ayat A. Abbas, and Fadhel S. Matty. “Synthesis and Characterization of Schiff Base Derived From Chitosan and Its Complexes With (Co+2, Ni+2 and Cu+2)”. Ibn AL-Haitham Journal For Pure and Applied Sciences 29, no. 2 (March 9, 2017): 115–129. Accessed November 24, 2024. https://jih.uobaghdad.edu.iq/index.php/j/article/view/90.