Ráthonyi, Gergely. “Influence of Social Media on Tourism – Especially Among Students of the University of Debrecen”. Applied Studies in Agribusiness and Commerce 7, no. 1 (March 31, 2013): 105–112. Accessed May 27, 2022. https://ojs.lib.unideb.hu/apstract/article/view/6145.