Rudnicki R. Demographic Determinants of the Activity of Farms in Poland in the Acquisition of European Union Funds in the Years 2004-2006. BGSS [Internet]. 2009 Dec. 1 [cited 2025 Jul. 1];(12):45–59. Available from: https://apcz.umk.pl/BGSS/article/view/v10089-009-0003-4