Timm, Henn, and Marina Haldna. “Do Abundance and Percentage of Dipteran Larvae and Oligochaeta Indicate Low Water Quality in Streams and Lake Littoral?”. Oceanological and Hydrobiological Studies 48, no. 4 (December 10, 2019): 415–429. Accessed December 22, 2024. https://czasopisma.bg.ug.edu.pl/index.php/oandhs/article/view/7975.