Singh, G.S. “A Novel Photofragmentation of 1-Diphenylmethyl-3, 3- Diphenyl-4-Aryl (2-Thienyl)-2-Azetidinones ”. Asian Journal of Chemistry 5, no. 4 (March 30, 2010): 783–787. Accessed November 5, 2024. https://asianpubs.org/index.php/ajchem/article/view/24928.