BUDKA, Anna. How many indicator species are required to assess the ecological status of a river?. Oceanological and Hydrobiological Studies, [S. l.], v. 48, n. 1, p. 1–12, 2019. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/oandhs/article/view/8018. Acesso em: 22 jul. 2024.