Authors
Alexander Csanády
University of Prešov, Faculty of Humanities and Natural Sciences, Department of Biology, Prešov, Slovakia
Jozef Oboňa
University of Prešov, Faculty of Humanities and Natural Sciences, Department of Ecology, Prešov, Slovakia
Lenka Zapletalová
Ľubomír Panigaj
P.J. Šafarik University, Institute of Biology and Ecology, Faculty of Science, Košice, Slovakia
Dana Dojčaková
University of Prešov, Faculty of Humanities and Natural Sciences, Department of Biology, Prešov, Slovakia