Authors
Zygmunt Stanula
Poznań University of Life Sciences, Faculty of Forestry and Wood Technology, Department of Forestry Economics and Technology, Poznań, Poland
Marek Wieruszewski
Poznań University of Life Sciences, Faculty of Forestry and Wood Technology, Department of Mechanical Wood Technology, Poznań, Poland
Joanna Dynowska
University of Warmia and Mazury in Olsztyn, Olsztyn, Poland
Krzysztof Adamowicz
krzysztof.adamowicz@up.poznan.pl
Poznań University of Life Sciences, Faculty of Forestry and Wood Technology, Department of Forestry Economics and Technology, Poznań, Poland