Srivastava1, Vishal, Pravin K. Singh2, and Praveen P. Singh3. “Trifluoromethylation of Disubstituted Morpholines by Metal-Free Visible Light Photoredox Catalysis”. Asian Journal of Chemistry 28, no. 10 (June 30, 2016): 2159–2163. Accessed May 8, 2024. https://asianpubs.org/index.php/ajchem/article/view/28_10_8.