Lawal, A. M., Galadima, A., Sani, S., Ahmadu, N.G., Sa’adu, B., & Ibrahim, Y. (2016). Evaluation of Pollution Profile and Physico-Chemical Parameters of Open Refuse Dumps in Sokoto, Nigeria. International Journal of Science for Global Sustainability, 2(4), 5. https://doi.org/10.57233/ijsgs.v2i4.206