Gaffin, S.R., X. Xing, and G. Yetman (200207), Country-Level GDP and Downscaled Projections Based on the SRES A1, A2, B1, and B2 Marker Scenarios, 1990-2100, NASA Socioeconomic Data and Applications Center (SEDAC), Palisades, NY,
http://sedac.ciesin.columbia.edu/data/set/sdp-downscaled-gdp-a1a2b1... Gaffin, S.R., X. Xing, and G. Yetman (200207), Country-Level Population and Downscaled Projections Based on the SRES B2 Scenario, 1990-2100, NASA Socioeconomic Data and Applications Center (SEDAC), Palisades, NY,
http://sedac.ciesin.columbia.edu/data/set/sdp-downscaled-population... Gaffin, S.R., X. Xing, and G. Yetman (200406), Global 15 x 15 Minute Grids of the Downscaled GDP Based on the SRES B2 Scenario, 1990 and 2025, NASA Socioeconomic Data and Applications Center (SEDAC), Palisades, NY,
http://sedac.ciesin.columbia.edu/data/set/sdp-downscaled-gdp-grid-b... Gaffin, S.R., X. Xing, and G. Yetman (200406), Global 15 x 15 Minute Grids of the Downscaled Population Based on the SRES B2 Scenario, 1990 and 2025, NASA Socioeconomic Data and Applications Center (SEDAC), Palisades, NY,
http://sedac.ciesin.columbia.edu/data/set/sdp-downscaled-population...