MICHALSKI , Bartosz. The Competitiveness of Polish Resource-and Labour-Intensive Exports in the Context of Membership of the European Union. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 6, n. 1, p. 76–90, 2018. DOI: 10.18559/SOEP.2018.1.5. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3771. Acesso em: 3 sep. 2026.