SKOCZKO, I.; SZATYŁOWICZ, E.; MALINOWSKI, Łukasz. Economic Analysis of Selected Filter Beds Used for Water Treatment. Economic and Environmental Studies, [S. l.], v. 17, n. 4 (44), p. 1147–1160, 2020. DOI: 10.25167/ees.2017.44.32. Disponível em: https://czasopisma.uni.opole.pl/index.php/ees/article/view/2742. Acesso em: 30 oct. 2024.