1
Approaches to scaling of trace gas fluxes in ecosystems : [International Workshop on Scaling of Trace Gas Fluxes between Terrestrial and Aquatic Ecosystems and the Atmosphere held from 18-22 January 1998 at kasteel "Hoekelum", Beenekom, the Netherlands] /
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2
Non-CO2 greenhouse gases : why and how to control? : Proceedings of an international symposium [ Non-CO2 Greenhouse Gases], Maastricht, The Netherlands, 13-15 December 1993 /
Book