Dembińska, K. and Czech, M. 2025. The certification system of Polish as a foreign language from the perspective of the Polish National Agency for Academic Exchange – experiences and challenges. Acta Universitatis Lodziensis. Kształcenie Polonistyczne Cudzoziemców. 32, (Aug. 2025), 47–56. DOI:https://doi.org/10.18778/0860-6587.32.07.