RUDNICKI, M. Methods of economical and financial estimation of the public investments in environmental protection branch. Studia Ecologiae et Bioethicae, [S. l.], v. 3, n. 1, p. 329–338, 2005. DOI: 10.21697/seb.2005.3.1.20. Disponível em: https://czasopisma.uksw.edu.pl/index.php/seb/article/view/7733. Acesso em: 17 jul. 2024.