"Leenaars J.G.B., A.J.M. van Oostrum and M. Ruiperez Gonzalez, 2014. Africa Soil Profiles Database, Version 1.2. A compilation of georeferenced and standardised legacy soil profile data for Sub-Saharan Africa (with dataset). ISRIC Report 2014/01. Africa Soil Information Service (AfSIS) project and ISRIC - World Soil Information, Wageningen, the Netherlands. See Annex 4." . . "CEC unbuffered at pH o the soil, in 0.5 M BaCl2 exchange solution (0.1.1.0 M)" . "CEC_ph0-bacl2" . . . "CEC_ph0-bacl2"@en . . .