Batjes NH 2012. ISRIC-WISE derived soil properties on a 5 by 5 arc-minutes global grid (ver. 1.2). Report 2012/01, ISRIC - World Soil Information, Wageningen, 57 p with data set
http://www.isric.org/sites/default/files/isric_report_2012_01.pdf
Batjes NH and Bridges EM 1994. Potential emissions of radiatively active gases from soil to atmosphere with special reference to methane: development of a global database (WISE). Journal of Geophysical Research 99(D8), 16479-16489
Batjes NH, Al-Adamat R, Bhattacharyya T, Bernoux M, Cerri CEP, Gicheru P, Kamoni P, Milne E, Pal DK and Rawajfih Z 2007. Preparation of consistent soil data sets for SOC modelling purposes: secondary SOTER data sets for four case study areas. Agriculture, Ecosystems and Environment 112, 26-34
Batjes NH, Bridges EM and Nachtergaele FO 1995. World Inventory of Soil Emission Potentials: development of a global soil data base of process-controlling factors. In: Peng S, KT Ingram, HU Neue and LH Ziska (editors), Climate Change and Rice. Springer-Verlag, Heidelberg, pp 102-115
Batjes NH, Fischer G, Nachtergaele FO, Stolbovoy VS and van Velthuizen HT 1997. Soil data derived from WISE for use in global and regional AEZ studies (ver. 1.0). Interim Report IR-97-025, FAO/ IIASA/ ISRIC, Laxenburg
FAO 1995. Digital Soil Map of the World and Derived Soil Properties, Food and Agriculture Organization of the United Nations, Rome