Authors
M. Matoušková
Institute of Parasitology, Slovak Academy of Sciences, Košice, Slovak Republic
present address: Institute of Biology and Ecology, Faculty of Science, P. J. Šafárik University in Košice, Košice, Slovak Republic
M. Bruňanská
Institute of Parasitology, Slovak Academy of Sciences, Košice, Slovak Republic
J. Nebesářová
Institute of Parasitology, Biology Centre of the Czech Academy of Sciences, České Budějovice, Czech Republic
Faculty of Science, University of South Bohemia, České Budějovice, Czech Republic
L. G. Poddubnaya
Institute of Biology of Inland Waters, Russian Academy of Sciences, Borok, Russia