PIWOWARSKI, Radosław. The tax gap in the excise duty on tobacco products in Poland in 2019. Studia Prawno-Ekonomiczne, [S. l.], v. 124, p. 169–181, 2022. DOI: 10.26485/SPE/2022/124/9. Disponível em: https://ojsltn.uni.lodz.pl/Studia-Prawno-Ekonomiczne/article/view/1755. Acesso em: 15 jan. 2025.