“Extraction of radionuclides 137Cs, 90Sr, 90Y and UO22+ from aqueous solutions using solid-Phase extractants impregnated with calix[4]arene phosphine oxides”., Khark. Univ. Bull. Chem. Ser., no. 44, pp. 26–33, Apr. 2025, doi: 10.26565/2220-637X-2025-44-02.