Soós, Balázs, György Heltai, Orsolya Szécsy, Márk Horváth, and Ilona Fekete. 2013. “Environmental Analysis of Water and Sediment Samples in Lake Mezőlak and Marcal River”. Review on Agriculture and Rural Development 2 (1):438-43. https://iskolakultura.hu/index.php/rard/article/view/13351.