Some management challenges for food companies in the Republic of Serbia and Bosnia and Herzegovina Autori: Filip Đoković, Radovan Pejanović, Jelena Đorđević Boljanović, Gordana Dobrijević, Miloš Mojsilović, Đurđica Jojić Novaković Časopis: Ekonomika poljoprivrede DOI: 10.5937/ekoPolj1801157D