Authors
Danail Takov
Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences, Sofia, Bulgaria
Danail Doychev
University of Forestry, Sofia, Bulgaria
Daniela Pilarska
Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences, Sofia, Bulgaria
Teodora Toshova
Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences, Sofia, Bulgaria
Milan Zúbrik
National Forest Centre – Forest Research Institute Zvolen, Slovak Republic
Marek Barta
Institute of Forest Ecology, Slovak Academy of Sciences, Nitra, Slovak Republic
