Authors
Dénes Bartha
Department of Botany and Nature Conservation, Faculty of Forestry, University of West Hungary, H 9400 Sopron, Bajcsy-Zsilinszky 4,, Sopron, Hungary
Viktor Tiborcz
Department of Botany and Nature Conservation, Faculty of Forestry, University of West Hungary, H 9400 Sopron, Bajcsy-Zsilinszky 4,, Sopron, Hungary