Abas Omran, khalida and Omran Lafta, S. (2018) “Synthesis Characterization and Analytical Applications of New Chelating Resin of Formaldehyde-condensed Phenolic Schiff base”., Ibn AL-Haitham Journal For Pure and Applied Sciences, 31(2), pp. 97–114. doi:10.30526/31.2.1961.