“In Vitro Antioxidant Properties of Methanolic Leaf Extract of Vernonia Amygdalina Del”, NJPS, vol. 29, no. 2, पृ. 091–101, मई 2021, अंतिम उपयोग: 27 अप्रैल, 2026. [ऑनलाइन]. पर उपलब्ध: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/1812