Foryś, Iwona, and Joanna Cymerman. “Agricultural Potential of Polish Voivodships in the Context of Sustainable Development”. Regional Barometer. Analyses & Prognoses 16, no. 1 (June 20, 2018): 113–122. Accessed April 28, 2025. https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/391.