„Heavy metals Contamination in Soil and Water Samples in Omo Forest Reserve, Nigeria“, AJBR, sv. 22, izd. 2, str. 207–214, svi. 2019, Pristupljeno: 05. travanj 2026. [Na internetu]. Dostupno na: https://ojshostng.com/index.php/ajbr/article/view/2263