STEREV, N. COMPETITIVE CHANGES OF FOOD PRODUCTION IN BULGARIA. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 13, n. 1, p. 109–122, 2014. Disponível em: https://aspe.sggw.edu.pl/article/view/512. Acesso em: 25 apr. 2024.