Bismuth Nitrate Catalysed Convenient Synthesis of 1,8-Dioxo Octahydro xanthene Derivatives . Bulletin of Pure and Applied Sciences-Chemistry , [S. l.], v. 40, n. 2, p. 57–62, 2021. DOI: 10.48165/. Disponível em: https://acspublisher.com/journals/index.php/bpaschem/article/view/8608. Acesso em: 24 nov. 2024.