KRAJEWSKI, Piotr. The Impact of Public Environmental Protection Expenditure on Economic Growth. Problemy Ekorozwoju, [S. l.], v. 11, n. 2, p. 99–104, 2016. Disponível em: https://ph.pollub.pl/index.php/preko/article/view/4948. Acesso em: 22 jul. 2024.