PETROVIĆ, Živojin; JANKOVIĆ, D.; ČIKIĆ, J. PROBLEMS IN THE EXTENSION WORK AND FARMERS NEEDS IN SERBIA. Economics of Agriculture, [S. l.], v. 57, n. Special nu, p. 91–98, 2018. Disponível em: https://ea.bg.ac.rs/index.php/EA/article/view/1065. Acesso em: 8 may. 2024.