WIECZERZYŃSKA, B. Proceedings regarding practices unfairly using a contractual advantage in the agri-food market as a new area of public administration. The Opole Studies in Administration and Law, [S. l.], v. 16, n. 1 (4), p. 155–168, 2019. DOI: 10.25167/osap.1168. Disponível em: https://czasopisma.uni.opole.pl/index.php/osap/article/view/1168. Acesso em: 4 dec. 2024.