ISeC 2015. International virtual conference. ISeC 2015 : proceedings : interdisciplinary scientific econference : international virtual conference : july 20 - 24, 2015. 1st ed. Bratislava : Nexsys, 2015. CD-ROM [292 s.]. ISBN 978-80-972051-0-2. [Počet ex. : 1, z toho voľných 0, prezenčne 1]