Sadowski, Adam, Magdalena Kowalska, Anna Misztal, Agata Gniadkowska-Szymańska, Agnieszka Piotrowska-Piątek, Dorota Starzyńska, and Per Engelseth. “Energy Security and Sustainable Development of the Energy Sector: Comparative Analysis of the Visegrad Group Countries”. Comparative Economic Research. Central and Eastern Europe 29, no. 1 (March 30, 2026): 37–55. Accessed April 19, 2026. https://www.czasopisma.uni.lodz.pl/CER/article/view/29092.