LOZANO PUENTES, Hair Santiago; MODESTI COSTA, Geison; DÍAZ ARIZA, Lucia Ana. Determination of the composition of flavonoids in leaves of G. angustifolia Kunth in natural guaduales of the department of Nariño. Revista Productos Naturales, "Quebec, CA", v. 5, n. 2, p. 176–178, 2022. DOI: 10.3407/rpn.v5i2.6927. Disponível em: https://www.nozomiscience.org/index.php/rpn/article/view/6927. Acesso em: 21 jan. 2026.