Bunyod ORZIKULOV, et al. “KINETIC MODELS OF SORPTION OF COPPER (II) IONS ON IONITE BASED ON POLYACRYLONITRILE”. «ACTA NUUz», vol. 3, no. 3.1, Mar. 2024, pp. 419-24, doi:10.69617/nuuz.v3i3.1.1866.