DUBIEL, Nina. Selected legal and practical aspects of the risk of losing the right to lump sum tax on corporate income. Scientific Journal of Bielsko-Biala School of Finance and Law, Bielsko-Biała, PL, v. 30, n. 1, 2026. Disponível em: https://asej.eu/index.php/asej/article/view/1013. Acesso em: 12 jun. 2026.