M. Jabłońska, J. Stawska, R. Dziuba, M. Tekce, and M. Krasoń, “Public Aid and Entrepreneurship During the Covid-19 Pandemic in the European Union Countries”, JoFFL, vol. 3, no. 31, pp. 57–77, Sep. 2021, doi: 10.18778/2391-6478.3.31.04.