«The Pharmaceutical Properties, Microbial Quality, In-vivo Aphrodisiac Effect and Safety of Some Herbal Bitters Sold in Southwest Nigeria», AJBR, bd. 23, nr. 2, s. 155–164, aug. 2020, åpnet: 26. april 2026. [Online]. Tilgjengelig på: https://ojshostng.com/index.php/ajbr/article/view/6