Dziemianowicz, Ryta, and Renata Budlewska. β€œVAT Revenues in 2008–2020: Trends and Challenges of Covid-19”. Ekonomia i Prawo. Economics and Law 21, no. 1 (March 31, 2022): 85–102. Accessed April 24, 2024. https://apcz.umk.pl/EiP/article/view/37342.