CORDELL, Geoffrey A. Discovering Our Gifts from Nature Now and in the Future. Part I. Revista de Química, [S. l.], v. 16, n. 1-2, p. 5–12, 2002. Disponível em: https://revistas.pucp.edu.pe/index.php/quimica/article/view/18648. Acesso em: 28 dic. 2025.