Czajkowska, Angelika. “Impact of the COVID-19 Pandemic on CSR Activities Undertaken by Enterprises”. Krakow Review of Economics and Management Zeszyty Naukowe Uniwersytetu Ekonomicznego W Krakowie, no. 3(987), Dec. 2020, pp. 45-62, https://doi.org/10.15678/ZNUEK.2020.0987.0303.