Synthesis Of Pharmacologically Active Hexahydroacridine-1,8 (2H, 5H)-diones using Nickel (II) Flouride Tetrahydrate as a New Heterogeneous Catalyst. Communication In Physical Sciences, [S. l.], v. 5, n. 2, p. 83–98, 2020. Disponível em: https://journalcps.com/index.php/volumes/article/view/348. Acesso em: 30 jun. 2026.