Trends and Innovations in E-business, Education and Security proceedings : fourth international scientific videoconference of scientists and PhD. students or candidates : november 19, 2014, [Bratislava, Slovak Republic] - Kristová, Gabriela; Schmidt, Peter, 1968-; Brixová, Janette; Szivósová, Mária, 1958-; Hudec, Miroslav, 1969-; Kultan, Jaroslav, 1960- (Publishing house EKONÓM, 2014)