Ezekwe, Ifeanyichukwu Clinton, Ngozi Nma Odu, e Ayibatonye Gasa. 2014. “Pollution from Non-Oil Sources in the River Nun Downstream of Yenegoa Town, South-South Nigeria”. Estudos De Biologia 36 (novembro). https://doi.org/10.7213/estud.biol.36.086.AO02.