“Synthesis And Characterization of N,N-Bis(2,4Dihydroxy( -1-Methylbenzylidene)Pyridine-2,6-Dicarbohydrazide And Studying Its Analytical Properties ”. Damascus University Journal for the Basic Sciences, vol. 38, no. 4, Dec. 2022, https://journal.damascusuniversity.edu.sy/index.php/basj/article/view/7435.