“Sorption Extraction of Metal Ions by Materials Based on Sulfoethylated poly(allylamine) under Dynamic Conditions”. Sorbtsionnye I Khromatograficheskie Protsessy, vol. 22, no. 5, Jan. 2023, pp. 737-4, https://doi.org/10.17308/sorpchrom.2022.22/10716.