Media type: E-Article Title: Regional Differences in Energy Policy Changes of EU Countries in 2012-2021 Contributor: Czyzycki, Rafal; Kochanski, Konrad Published: ISMA SYC INT, 2023 Published in: EUROPEAN RESEARCH STUDIES JOURNAL, XXVI (2023) Issue 4, Seite 492-499 Language: Not determined DOI: 10.35808/ersj/3300 ISSN: 1108-2976 Keywords: General Economics, Econometrics and Finance ; General Business, Management and Accounting Origination: Footnote: