„The Pharmaceutical Properties, Microbial Quality, In-vivo Aphrodisiac Effect and Safety of Some Herbal Bitters Sold in Southwest Nigeria“, AJBR, let. 23, št. 2, str. 155–164, avg. 2020, Pridobljeno: 21. maj 2026. [Na spletu]. Dostopno na: https://www.ojshostng.com/index.php/ajbr/article/view/6