Ogugbue-Jason, Chimezie, Victoria Tovo, and Ezekwe Ifeanyichukwu Clinton. “Assessment of Nutrient and Heavy Metal Concentrations in Sediments and Macrophytes of the Oroma Wetland, Nigeria”. Macedonian Journal of Ecology and Environment 22, no. 2 (December 31, 2020): 111–126. Accessed May 15, 2021. https://mjee.org.mk/index.php/mjee/article/view/133.