SZYMAŃSKA, Elżbieta. INFLUENCE OF SPECIALIZATION ON ECONOMIC RESULTS OF PIG FARMS1. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 11, n. 3, p. 65–76, 2012. Disponível em: https://aspe.sggw.edu.pl/article/view/561. Acesso em: 4 apr. 2025.