ARRVušović, NenadStrak, MiodragVukovic, Marko2023-12-252023-12-2520161452-774Xhttp://www.ef.uns.ac.rs/mis/index.htmhttps://repozitorijum.tfbor.bg.ac.rs/handle/123456789/1151enINTEGRATED INFORMATION SYSTEM – NEEDS MODERN BUSINESS COMPANIES RTB BORarticle