@misc{Tomeczek_Artur_F._A, author={Tomeczek, Artur F.}, howpublished={online}, publisher={Publishing House of the University of Economics in Katowice}, language={eng}, type={artykuł}, title={A minimum spanning tree analysis of the Polish stock market}, doi={https://doi.org/10.22367/jem.2022.44.17}, keywords={analiza sieciowa, COVID-19, giełda papierów wartościowych, Polska}, }