Tibebe, D. , Zewge, F. , Lemma, B. and Kassa, Y. 2020. Analysis of Internal Nutrient Load Dynamics from the Sediment in Lake Ziway. International Journal of Chemistry and Materials Research. 8, 1 (Feb. 2020), 1–14. DOI:https://doi.org/10.18488/journal.64.2020.81.1.14.