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Stanisław Małek
University of Agriculture in Krakow, Faculty of Forestry, Department of Forest Ecology, Al. 29 Listopada 46, 31-425 Kraków, Poland, phone: +4812 6625077
Katarzyna Krakowian
University of Agriculture in Krakow, Faculty of Forestry, Department of Forest Ecology, Al. 29 Listopada 46, 31-425 Kraków, Poland, phone: +4812 6625077
Michał Jasik
University of Agriculture in Krakow, Faculty of Forestry, Department of Forest Ecology, Al. 29 Listopada 46, 31-425 Kraków, Poland, phone: +4812 6625077
Katarzyna Dudek
University of Agriculture in Krakow, Faculty of Forestry, Department of Forest Ecology, Al. 29 Listopada 46, 31-425 Kraków, Poland, phone: +4812 6625077
Martin Bátor
Technical University in Zvolen, Faculty of Forestry, Department of Silviculture, Masaryka 24, 960 53 Zvolen, Slovakia