V, Henny Theresia. 2022. “Oxidation of 1,2,3 –Propanatriol With Molecular Oxygen Using Pd/Γ-Al2o3 Catalyst in Water Solvent”. International Journal of Basic and Applied Science 11 (1):19-26. https://ijobas.pelnus.ac.id/index.php/ijobas/article/view/77.