Twarowska-Ratajczak, Małgorzata, and Katarzyna Twarowska-Mól. “Factors Influencing the Public Finance Sector Budget Balance in European Union Member States in 2004–2020”. Studia Prawno-Ekonomiczne, vol. 131, July 2024, pp. 119-40, doi:10.26485/SPE/2024/131/6.