@misc{Wnuczak_Paweł_Profitability, author={Wnuczak, Paweł}, howpublished={online}, publisher={Publishing House of the University of Economics in Katowice}, language={eng}, type={artykuł}, title={Profitability of investment strategies developed on the basis of buy and sell recommendations}, doi={https://doi.org/10.22367/jem.2021.43.15}, keywords={giełda, inwestycje, rekomendacje}, }