Zakić Nebojša, Božilović Slavko, Šijaković Ivan, Analysis and upgrading of value chain, Ekonomika, 2018, 64(4), 1-15. DOI: 10.5937/ekonomika1804001Z.
Zakić Nebojša, Božilović Slavko, Šijaković Ivan, Analysis and upgrading of value chain, Ekonomika, 2018, 64(4), 1-15. DOI: 10.5937/ekonomika1804001Z.