1. Department of Mechanical Wood Technology, Faculty of Forestry and Wood Technology, Poznań University of Life Sciences, 60-627 Poznań, Poland
2. Department of Furniture and Wood Products, Faculty of Wood Science and Technology, Technical University in Zvolen, 96053 Zvolen, Slovakia
3. Department of Chemistry, Faculty of Forestry and Wood Technology, Poznań University of Life Sciences, 60-627 Poznań, Poland