OBI, J. C. An Efficient Technique for the Alkylation of 4-hydroxycoumarin Using Alcohol in the Presence of Iridium Metal Catalyst. International Scientific Survey Journal, [S. l.], v. 2, n. 1, 2019. Disponível em: https://syniutajournals.com/index.php/ISSJ/article/view/57. Acesso em: 27 apr. 2024.