Mátrai, K., K. Katona, L. Szemethy, K. Sonkoly, and L. Szabó. “Does Diet Composition of Red Deer (Cervus Elaphus) Differ Between Fenced and Unfenced Areas?”. Review on Agriculture and Rural Development, vol. 2, no. 1, Jan. 2013, pp. 143-7, https://analecta.hu/index.php/rard/article/view/13297.