Authors
Michal Tkoč
Department of Entomology, National Museum, Department of Zoology, Faculty of Science, Charles University in Prague
Jozef Oboňa
Department of Ecology, Faculty of Humanities and Natural Sciences, University of Prešov, Prešov, Slovakia
Peter Manko
Department of Ecology, Faculty of Humanities and Natural Sciences, University of Prešov, Prešov, Slovakia