Gál, Dénes, Pál Szabó, Ferenc Pekár, Éva Kerepeczki, and László Váradi. “Experiments on the Nutrient Removal and Retention of an Integrated Pond System”. Acta Agraria Debreceniensis, no. 16 (December 6, 2005): 18–23. Accessed December 20, 2024. https://ojs.lib.unideb.hu/actaagrar/article/view/3283.