1. Faculty of Technology, Department of Environmental and Forestry Machinery, Technical University in Zvolen, Zvolen, Slovakia
2. Faculty of Wood Sciences and Technology, Department of Chemistry and Chemical Technologies, Technical University in Zvolen, Zvolen, Slovakia
3. Faculty of Wood Sciences and Technology, Department of Wood Sciences, Technical University in Zvolen, Zvolen, Slovakia
4. Faculty of Technology, Department of Manufacturing Technologies and Quality Management, Technical University in Zvolen, Zvolen, Slovakia
5. Department of Biosystems Engineering, Institute of Mechanical Engineering, Warsaw University of Life Sciences – SGGW, Warsaw, Poland
6. School of Agricultural, Forestry, Food and Environmental Sciences, University of Basilicata, Potenza, Italy