Obrecht, Matevž, and Martin Fale. “Sustainable Energy Self-Sufficiency”. In Upravljanje Trajnostnosti V Oskrbovalnih Verigah, edited by Matevž Obrecht, 139–160. University of Maribor Press, 2025. Accessed March 6, 2026. https://press.um.si/index.php/ump/catalog/book/986/chapter/689.