OLESIAK, Jarosław. Obligatio naturalis in tax law? A few remarks on the regulation of the taxpayer’s liability in face of understating (not reporting) the tax base by the paying agent. Studia Prawno-Ekonomiczne, [S. l.], v. 118, p. 59–74, 2021. DOI: 10.26485/SPE/2021/118/4. Disponível em: https://czasopisma.ltn.lodz.pl/Studia-Prawno-Ekonomiczne/article/view/1224. Acesso em: 29 apr. 2024.