KULTAN, Jaroslav - SCHMIDT, Peter. Identity and Threats in the Virtual World. In Management information systems : the International scientific journal. - Subotica ; Bratislava : University of Novi Sad, The Faculty of Economics : University of Economics Bratislava, Faculty of Economic Informatics. ISSN 2406-114X, December 2012, vol. 7, no. 4, s. 21-25.