ARRDenić, MiodragVušović, NenadStojadinović, Saša2023-12-252023-12-2520140354-2904http://ume.rgf.bg.ac.rs/index.php/ume/article/view/36https://repozitorijum.tfbor.bg.ac.rs/handle/123456789/626enStrategy for development and restructuring of Public enterprise for underground coal exploitation Resavicaarticle