QADIR, Saima; ZAMAN KHAN, Khaliquz; JAN, Arif. Reaction of Dimethyl Sulfoxide-Acetic Anhydride with 4-Hydroxy-coumarin and Its Derivatives Under Microwave Conditions. Asian Journal of Chemistry, [S. l.], v. 25, n. 6, p. 3019–3022, 2013. DOI: 10.14233/ajchem.2013.13483. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/25_6_19. Acesso em: 21 jul. 2024.