Tóth A, Halász K. Properties of Cellulose Sheets Modified with Potassium-Humate and Copper (II)-Sulfate. IJEMS [Internet]. 2019 Mar. 3 [cited 2024 Nov. 22];4(1):276-85. Available from: https://ojs.lib.unideb.hu/IJEMS/article/view/5235