MANIKOWSKI, Piotr; LISOWSKI, Jacek. Introduction. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 3, n. 12, p. 3–4, 2026. DOI: 10.18559/SOEP.2015.12.0. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3788. Acesso em: 3 sep. 2026.