PAWLAK, K. Competitiveness of chief producers of plant raw materials in intra-EU trade. Zeszyty Naukowe SGGW w Warszawie - Problemy Rolnictwa Światowego, [S. l.], v. 10, n. 3, p. 69–78, 2010. DOI: 10.22630/PRS.2010.10.3.34. Disponível em: https://prs.sggw.edu.pl/article/view/5738. Acesso em: 22 lis. 2024.