Yakubu, M. and Ojanuga, A. 2014. Pedogenesis, weathering status and mineralogy of the soils on ironstone plateaux (laterites), Sokoto Nigeria. Bayero Journal of Pure and Applied Sciences. 6, 2 (Jan. 2014), 93–100. DOI:https://doi.org/10.4314/bajopas.v6i2.19.