Pawełek, Barbara, Jadwiga Kostrzewska, and Artur Lipieta. “Statistical Analysis of Spending on Areas of Common EU Policy in Selected Euro Area Countries”. Acta Universitatis Lodziensis. Folia Oeconomica, no. 293 (January 1, 2013): 131–142. Accessed December 5, 2025. https://czasopisma.uni.lodz.pl/foe/article/view/26914.