KOBUS, P. DOES NATURAL HEDGE ACTUALLY WORK FOR FARMERS?. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 13, n. 2, p. 71–81, 2014. Disponível em: https://aspe.sggw.edu.pl/article/view/498. Acesso em: 5 may. 2024.