Land Use and Land Cover in the Central Sokoto-Rima Basin. Northwest Nigeria. Continent: AfricaCountry: Nigeria
Soil and Water Resources Survey of the Sokoto Valley. Semi-detailed Soil Map of the Rima Floodplain. Sheet no. 18. Continent: AfricaCountry: Nigeria
North East Zambia. Land Capability. Distribution of Class I and II. Map 1-1. Continent: AfricaCountry: Zambia