FUGLSANG, Lars; PEDERSEN, John Storm. The impact of nine social groups on socio-economic development in Eastern and Central Europe. European Spatial Research and Policy, [S. l.], v. 2, n. 1, p. 63–77, 1995. DOI: 10.18778/1231-1952.2.1.05. Disponível em: https://czasopisma.uni.lodz.pl/esrap/article/view/24684. Acesso em: 30 mar. 2025.