Baran, Roman, Michal Tušer, Helge Balk, Petr Blabolil, Martin Čech, Vladislav Draštík, Jaroslava Frouzova, Tomáš Jůza, and Jan Kubecka. 2018. “Quantification of Chaoborus and Small Fish by Mobile Upward-Looking Echosounding: Uplooking Echosounding for Chaoborus and Small Fish”. Journal of Limnology 78 (1). https://doi.org/10.4081/jlimnol.2018.1837.