CREȚU, R. (2021) Research on Some Freshwater Fish Catalase Activity - As a Potential Biomarker for Environmental Pollution, The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 44(4), S. 22-29. doi: https://doi.org/10.35219/mms.2021.4.04.