@conference{Klj2021, author = {Kljajić, M., Pavićević, M., Obradović, M., Obradović, A.}, title = {Information and Communication Technologies: Use by Companies in the Republic of Serbia}, booktitle = {Sinteza 2021 - International Scientific Conference on Information Technology and Data Related Research}, year = 2021, doi = {10.15308/Sinteza-2021-214-219}, pages = {214-219} }