@ARTICLE{_Contents_2024, volume={vol. 27}, number={No 4}, pages={3-4}, journal={Polityka Energetyczna - Energy Policy Journal}, howpublished={online}, year={2024}, publisher={Instytut Gospodarki Surowcami Mineralnymi i EnergiÄ… PAN}, title={Contents}, type={Contents}, URL={http://journals.pan.pl/Content/133599/PDF/spis%20tre%C5%9Bci%2027-4.pdf}, }