Synthesis And Characterization of N,N-Bis(2,4Dihydroxy( -1-Methylbenzylidene)Pyridine-2,6-Dicarbohydrazide And Studying Its Analytical Properties . (2022). Damascus University Journal for the Basic Sciences, 38(4). https://journal.damascusuniversity.edu.sy/index.php/basj/article/view/7435