@misc{Koloane_Cathrine_Thato_A, author={Koloane, Cathrine Thato and Bodhlyera, Oliver}, howpublished={online}, publisher={Publishing House of the University of Economics in Katowice}, language={eng}, type={artykuł}, title={A statistical approach to modeling the undergroundeconomy in South Africa}, doi={https://doi.org/10.22367/jem.2022.44.04}, keywords={Handel, Afryka, czarny rynek}, }