Johnson, E. C., Etim, E. I. et Archibong, E. O. . (2017) « Isolation and Anti-oxidant Potentials of Parahydroxybenzaldehyde from the Methanol Leaf Extract of Aspilia Africana (Pers.) C.D. Adams (Asteraceae) », Nigerian Journal of Pharmaceutical and Applied Science Research, 6(1), p. 26–32. Disponible à: http://mail.nijophasr.net/index.php/nijophasr/article/view/161 (Consulté le: 15 septembre 2026).