Czekaj, Stefania, Edward Majewski, and Adam Was. “The Impact of the ‘greening’ of the Common Agricultural Policy on the Financial Situation of Polish Farms”. Applied Studies in Agribusiness and Commerce 7, no. 2-3 (September 30, 2013): 49–55. Accessed March 1, 2021. https://ojs.lib.unideb.hu/apstract/article/view/6170.