BÓRAWSKI, Piotr. ECOLOGICAL FARM DEVELOPMENT IN POLAND. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 7, n. 1, p. 15–24, 2008. Disponível em: https://aspe.sggw.edu.pl/article/view/846. Acesso em: 11 apr. 2025.