Marcikić Horvat A, Radovanov B, H. Popescu G, Panaitescu C. A TWO-STAGE DEA MODEL TO EVALUATE AGRICULTURAL EFFICIENCY IN CASE OF SERBIAN DISTRICTS. EA [Internet]. 2019 Dec. 25 [cited 2024 May 7];66(4):965-74. Available from: https://www.ea.bg.ac.rs/index.php/EA/article/view/1642