Li, L.J., X.P. Zhang, J.L. Lei, J.X. He, S.T. Zhang1, and F.S. Pan. 2011. “Osmanthus Fragran Leaves Extract As Corrosion Inhibitor for Carbon Steel in Hydrochloric Acid Solution”. Asian Journal of Chemistry 24 (4):1649-53. https://asianpubs.org/index.php/ajchem/article/view/8810.