Domański G., Kuzyakov Y., Stahr K.:  CO2 efflux from rhizosphere of pasture plants. (2000 r.) Konferencja "Biogenic Emissions of Greenhouse Gases Caused by Arable and Animal Agriculture - Processes, Invventories, Mitigatio", Stuttgart, 13-15.10.1999 r. 2000,

Domański G., Koch I., Kuzyakov Y., Stahr K.:  CO2 emission from soil under winter wheat. (2000 r.) Konferencja "Emission and sink of greenhouse gases on the Northern Eurasia Territory", Puszczino, 20-24.1.2000 r. 2000,