Microbial characteristics of soils on a latitudinal transect in Siberia. Global Change Biology 9: 1106–1117.
. 2003. Response of central Siberian Scots pine to soil water deficit and long-term trends in atmospheric CO2 concentration. Global Biogeochemical Cycles 16: 1–13.
. 2002. Soil carbon inventories and carbon-13 on a latitude transect in Siberia. Tellus Series B - Chemical and Physical Meteorology 54: 631-641.
. 2002.