BURCHART, Renata. Problems related to the valuation of provisions for liabilities. Kwartalnik Nauk o Przedsiębiorstwie, [S. l.], v. 69, n. 3, p. 87–98, 2023. Disponível em: https://econjournals.sgh.waw.pl/KNoP/article/view/4127. Acesso em: 20 may. 2024.