BANACKI, Piotr; GORYNIA, Marian. The Globality of Enterprises and the Concept off Fuzzy Sets. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 1, n. 1, p. s. 5–27, 2013. DOI: 10.18559/nbx31v56. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3127. Acesso em: 3 sep. 2026.