1. Fuel, hydraulic oil and lubricant consumption in Swedish mechanized harvesting operations, 1996;Athanassiadis;J. for. Engng.,1999
2. Assessing material consumption due to spare part utilisation by harvesters and forwarders;Athanassiadis;J. for Engng.,2000
3. Energy consumption and exhaust emissions in mechanised timber harvesting operations in Sverige;Athanassiadis;Sci. Total Environ.,2000
4. Some aspects of LCA in the analysis of forestry operations;Berg;J. Cleaner Prod.,1997
5. Börjesson P. Energianalyser av biobränsleproduktion i svenskt jord—och skogsbruk—idag och kring 2015. IMES/EESS Report No 17, Department of environmental and energy systems studies, Lund University, 1994 (In Swedish with English summary).