Bamidele, Julius A., Adewunmi B. Idowu, Kehinde O. Ademolu, Oluseyi A. Akinloye, and Adeyemi A. Bamgbola. 2015. “Heavy Metal Accumulation and Biochemical Evaluation of Earthworms from Sawmills in Abeokuta, South-Western Nigeria”. Revista De Biología Tropical 63 (4):1213–1221. https://doi.org/10.15517/rbt.v63i4.16194.