About: Birke, M., Rauch, U. & Reimann, C. (2014): Supporting Information for Interpretation of Geochemical Maps. In: Reimann, C., Birke, M., Demetriades, A., Filzmoser, P. & O'Connor, P. (eds.): Chemistry of Europe's Agricultural Soils, Part A: Methodology and Interpretation of the GEMAS Data Set. (Geologisches Jahrbuch). B102: 93-102; Stuttgart (Schweizerbart Science Publishers); CIESIN (Center for International Earth Science Information Network) (2018): Documentation for the Gridded Population of the World, Version 4 (GPWv4), Revision 11 Data Sets. Palisades NY: NASA Socioeconomic Data and Applications Center (SEDAC); CIESIN (Center for International Earth Science Information Network), CIAT (Centro Internacional de Agricultura Tropical) (2005): Gridded Population of the World Version 3 (GPWv3): Population Density Grids. Socioeconomic Data and Applications Center (SEDAC), Columbia University, Palisades, NY.       Sponge   NotDistinct   Permalink