„Effects of Petrol Exposure on Glucose, Liver and Muscle glycogen levels in the Common African toad Bufo regularis“ (2021) Nigerian Journal of Physiological Sciences, 31(2), str. 139–145. Dostupno na: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1867 (Pristupljeno: 21 svibanj 2026).