Owsiak, Katarzyna. “The State of and Perspectives on Local Government Unit Debt in Poland”. Krakow Review of Economics and Management Zeszyty Naukowe Uniwersytetu Ekonomicznego W Krakowie, no. 1(973), July 2018, pp. 157-73, https://doi.org/10.15678/ZNUEK.2018.0973.0109.