Szabóné Pap, Hajnalka, and Zoltán Baros. “Public Opinion on the settlements’ Environment and the Use of Renewable Energy Sources in the Micro-Region of Gyöngyös”. Acta Agraria Debreceniensis, no. I (October 5, 2010): 267–272. Accessed October 20, 2021. https://ojs.lib.unideb.hu/actaagrar/article/view/8414.