“Synthesis OF Ligands O.F BIS-Oxadiazole Triazole Witb Open OR Close Sides and Their Complxes With (Ctlf, Pdll) -”. 2017. Ibn AL-Haitham Journal For Pure and Applied Sciences 21 (3): 93-116. https://jih.uobaghdad.edu.iq/index.php/j/article/view/1411.