https://doi.org/10.5194/bg-13-2003-2016-supplement

Global Land Cover Map for 2009 (GlobCover 2009) Arino, O., Ramos Perez, J. J., Kalogirou, V., Bontemps, S., Defourny, P., and Van Bogaert, E. https://doi.org/10.1594/PANGAEA.787668

A new data set for estimating organic carbon storage to 3 m depth in soils of the northern circumpolar permafrost region Hugelius, G., Bockheim, J. G., Camill, P., Elberling, B., Grosse, G., Harden, J. W., Johnson, K., Jorgenson, T., Koven, C. D., Kuhry, P., Michaelson, G., Mishra, U., Palmtag, J., Ping, C.-L., O'Donnell, J., Schirrmeister, L., Schuur, E. A. G., Sheng, Y., Smith, L. C., Strauss, J., and Yu, Z.: https://doi.org/10.5194/essd-5-393-2013

The Northern Circumpolar Soil Carbon Database Hugelius, G., Tarnocai, C., Broll, G., Canadell, J. G., Kuhry, P., and Swanson, D. K. https://doi.org/10.5194/essd-5-3-2013

Global Land Cover 2000, Eurasia Bartalev, S., Erchov, D., Isaev, A., and Belward, A. http://forobs.jrc.ec.europa.eu/products/glc2000/products.php

Global Lakes and Wetlands Database Lehner, B. and Döll, P. http://www.worldwildlife.org/pages/global-lakes-and-wetlands-database

Land Resources of Russia Stolbovoi, V. and McCallum, I. http://webarchive.iiasa.ac.at/Research/FOR/russia_cd/download.htm