Wichowska, Anna. “Operating Surplus and Its Importance in Financing Local Government Tasks on the Example of Municipalities of the Małopolskie Voivodeship”. Olsztyn Economic Journal 17, no. 1 (September 30, 2022): 35–47. Accessed May 19, 2024. https://czasopisma.uwm.edu.pl/index.php/oej/article/view/8644.