1. Institute of Machine Design, Faculty of Mechanical Engineering, Poznan University of Technology, Poznań, Poland
2. Department of Wood Science and Thermal Techniques, Faculty of Forestry and Wood Technology, Poznań University of Life Sciences, Poznań, Poland
3. Department of Woodworking and Fundamentals of Machine Design, Faculty of Forestry and Wood Technology, Poznań University of Life Sciences, Poznań, Poland