Nábrádi, A. ., Pető, K. ., Balogh, V. ., Szabó, . E. ., Bartha, A. ., & Kovács, . K. . (2009). Efficiency indicators in different dimension. Applied Studies in Agribusiness and Commerce, 3(1-2), 7-22. https://doi.org/10.19041/APSTRACT/2009/1-2/1