OCHILDIYEVA Y.B, PARDAYEVA M.B. X-RAY FLUORESCENCE ANALYSIS AND STUDY OF A COMPLEX-FORMING SORBENT BASED ON UREA, FORMALIN AND ORTHOPHOSPHORIC ACID. Ethiopian International Multidisciplinary Research Conferences, [S. l.], p. 227–229, 2025. Disponível em: https://eijmr.org/conferences/index.php/eimrc/article/view/613. Acesso em: 1 apr. 2026.