POPINANOV, Boris. Citizenship and Civic Activity in Contemporary Bulgaria: (Non-) European Dimensions. Sociologija. Mintis ir veiksmas, [S. l.], v. 23, p. 47–57, 2015. DOI: 10.15388/SocMintVei.2008.3.6068. Disponível em: https://test.zurnalai.vu.lt/sociologija-mintis-ir-veiksmas/article/view/6068. Acesso em: 28 oct. 2025.