“Determination of micro quantities of gold in solution and on polymeric support using azoreagent 4-(2-N-metilanabazinazo)-m-fenildiamines” (2019) Sorbtsionnye i Khromatograficheskie Protsessy, 12(4). Available at: https://journals.vsu.ru/sorpchrom/article/view/1838 (Accessed: 3 April 2026).