Authors
Peter Hanajík
Comenius University, Faculty of Natural Sciences, Mlynská dolina, Ilkovičova 6, SK – 842 15, Bratislava, Slovak Republic
Jana Gáfriková
Comenius University, Faculty of Natural Sciences, Mlynská dolina, Ilkovičova 6, SK – 842 15, Bratislava, Slovak Republic
Milan Zvarík
Comenius University, Faculty of Mathematics, Physics and Informatics, Mlynská dolina F1, SK – 842 48, Bratislava, Slovak Republic
