Scientia iuvenis [elektronický zdroj] : book of scientific papers, 14th international scientific conference of PhD. students, young scientists and pedagogues, September 25, 2013, Nitra Slovak Republic / editori Michal Hudec, Eva Barcíková ; recenzenti Miroslav Boča, Peter Švec . Nitra :  Constantine the Philosopher University , 2013 . 1 CD-ROM (534 s) . ISBN 978-80-558-0390-6
http://conferences.ukf.sk/public/conferences/3/2013/Scientiaiuvenis_BookofScientificPapers_2013.pdf .