HYBKA, Małgorzata Magdalena. VAT collection efficiency in Poland before and after accession to the European Union–a comparative analysis. Ekonomika, [S. l.], v. 85, p. 7–18, 2009. DOI: 10.15388/Ekon.2009.0.5119. Disponível em: https://www.zurnalai.vu.lt/ekonomika/article/view/19685. Acesso em: 11 may. 2025.