About this article
Published Online: Aug 12, 2019
Page range: 79 - 80
DOI: https://doi.org/10.2478/sg-2019-0014
© 2019 F.A. Aravanopoulos, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
F.A. Aravanopoulos
School of Forestry and Natural Environment
Aristotle University of Thessaloniki