Baran, Joanna. “EFFICIENCY OF THE PRODUCTION SCALE OF POLISH DAIRY COMPANIES BASED ON DATA ENVELOPMENT ANALYSIS”. Acta Scientiarum Polonorum. Oeconomia 12, no. 2 (June 30, 2013): 5-13. Accessed December 22, 2024. https://js.wne.sggw.pl/index.php/aspe/article/view/4076.