Wang, H.Y., Y.Z. Wang, Y.F. Jiang, and X.S. Li. “Synergistic Aging Effect of Polyether Polyurethane Coatings”. Asian Journal of Chemistry 25, no. 15 (September 11, 2013): 8561–8565. Accessed July 5, 2024. https://asianpubs.org/index.php/ajchem/article/view/25_16_72.