«The Foetal Anatomy and Allantoic Placenta of An African Fruit Bat (Epomops franqueti)» (2020) Nigerian Journal of Physiological Sciences, 35(2), s. 217–219. Tilgjengelig på: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/1475 (åpnet: 25 april 2026).