Pszczółkowska, Agata, Zdzisława Romanowska-Duda, Wiktor Pszczółkowski, Mieczysław Grzesik, and Zofia Wysokińska. “Sustainable Energy Crop Production in Poland: Perspectives”. Comparative Economic Research. Central and Eastern Europe 15, no. 3 (December 28, 2012): 57–75. Accessed December 8, 2025. https://www.czasopisma.uni.lodz.pl/CER/article/view/6811.