Przygodzka, Renata, and Mateusz Łajewski. “Models of Supplying Communal Services in Relation to Financial Condition of Communes (by the Example of Podlaskie Voivodeship)”. Social Inequalities and Economic Growth 4, no. 56 (November 13, 2020): 87–96. Accessed December 5, 2025. https://journals.ur.edu.pl/nsawg/article/view/984.