Producers Involvement – the Next Stage of Fair Trade Development. The Case of Poland. Social Entrepreneurship Review, Poland, v. 1, p. 73–82, 2022. DOI: 10.15678/SER.2022.1.06. Disponível em: https://ser.uek.krakow.pl/index.php/ser/article/view/24036. Acesso em: 31 oct. 2026.