Authors
Enn Pärt
Estonian Environment Agency, Tallinn, Estonia
Paavo Kaimre
Chair of Forest and Land Management and Wood Processing Technologies, Institute of Forestry and Engineering, Estonian University of Life Sciences, Tartu, Estonia
© 2022 Enn Pärt, Paavo Kaimre, published by Estonian University of Life Sciences
This work is licensed under the Creative Commons Attribution 4.0 License.