BARAN, J. EFFICIENCY OF THE PRODUCTION SCALE OF POLISH DAIRY COMPANIES BASED ON DATA ENVELOPMENT ANALYSIS. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 12, n. 2, p. 5–13, 2013. Disponível em: https://aspe.sggw.edu.pl/article/view/535. Acesso em: 18 may. 2024.