Witak, Małgorzata, Ivan Hernández- Almeida, Martin Grosjean, i Wojciech Tylmann. 2017. „Diatom-Based Reconstruction of Trophic Status Changes Recorded in Varved Sediments of Lake Żabińskie (northeastern Poland), AD 1888-2010”. Oceanological and Hydrobiological Studies 46 (1):1-17. https://czasopisma.bg.ug.edu.pl/index.php/oandhs/article/view/8818.