Firlej, Chrystian, and Krzysztof Adam Firlej. “Multidimensional Discriminant Analysis As an Instrument for Assessing the Risk of Bankruptcy of WIG-Food Index Enterprises”. 2024. Krakow Review of Economics and Management Zeszyty Naukowe Uniwersytetu Ekonomicznego W Krakowie, no. 1(1003), Sept. 2024, pp. 117-36, https://doi.org/10.15678/KREM.2024.1003.0107.