M. Asaolu, S. Asaolu, J. Fakunle, B. Emman-Okon, E. Ajayi, and R. Togun, “Evaluation of in-vitro Antioxidant Activities of Methanol Extracts of Persea americana and Cnidosculus aconitifolius”, Pak. J. Nutr., vol. 9, no. 11, pp. 1074–1077, Oct. 2010, doi: 10.3923/pjn.2010.1074.1077.