VILLAR DEL FRESNO, A.; CABO TORRES, J. Determination of alkaloids in drugs. Attempt to unify the determination techniques prescribed by F. E. IX Ed. Ars Pharmaceutica (Internet), [S. l.], v. 11, n. 3-4, p. 161–168, 1970. Disponível em: https://revistaseug.ugr.es/index.php/ars/article/view/9708. Acesso em: 15 may. 2024.