O.K, I.; V.U., O.; A.I., C.; A.O., U.; C.F., E.; C.E, O. Evaluation of Geotechnical Properties of Gully Erosion Materials in ORLU and Its Environs, IMO State, Nigeria. IJAG 2016, 4 (1), 8-14. https://doi.org/10.14419/ijag.v4i1.5991.