igor.klopotan@unin.hr
trina.mjeda@unin.hr
petar.kurecic@unin.hr
© 2018 Igor Klopotan, Trina Mjeda, Petar Kurečić, published by IRENET - Society for Advancing Innovation and Research in EconomyThis work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.