Charytanowicz, MałgorzataMałgorzataCharytanowicz2025-01-152025-01-152024-06-1310.5281/zenodo.11583296https://hdl.handle.net/20.500.14629/18311CC-BY-4.0COVID-19 pandemic impact on student achievementsDescriptionResearchData0000-0002-1956-3941