@article{Da Costa2020, author = "Joel Da Costa and Tim Gebbie", title = "{JSE Top40 Closing Price Relative Data for 2003-2018}", year = "2020", month = "5", url = "https://zivahub.uct.ac.za/articles/dataset/JSE_Top40_Closing_Price_Relative_Data_for_2003-2018/11897628", doi = "10.25375/uct.11897628.v2" }