Energie aus BiomasseMartin Kaltschmitt, Hans Hartmann, H. Hofbauer · First published 2001 · Latest edition 2009Open the Tome
Biogenic greenhouse gas emissions from agriculture in EuropeA. Freibauer, Martin Kaltschmitt · First published 2001Open the Tome
Erneuerbare Energieträger in DeutschlandMartin Kaltschmitt, Andreas Wiese · First published 1993Open the Tome