I. Duruojinnaka, O. C. Okeke, and C. C. Amadi, “Geotechnical and Geochemical Characterization of Lateritic Soil Deposit Derived from Ajali Sandstone in Ihubeokigwe, Southeastern Nigeria for Road Construction”, IJRMCE, vol. 2, no. 3, pp. 30–47, Mar. 2016.