Synthesis of fluorene Heterocyclic Derivatives via (2-Acetyl fluorene\ Benzaldehyde) Chalcone. Damascus University Journal for the basic sciences, [S. l.], v. 35, n. 2, 2021. Disponível em: https://journal.damascusuniversity.edu.sy/index.php/basj/article/view/1030. Acesso em: 18 jun. 2026.