“Is Lobbying Effectively Regulated in the Regional Self-Governments in Poland? The Cases of Opolskie and Podkarpackie Regional Self-Governments”. Lex localis - Journal of Local Self-Government 20, no. 3 (June 21, 2022): 519–544. Accessed December 31, 2025. https://lex-localis.org/index.php/LexLocalis/article/view/1823.