Sorption of Ni2+ Ions by Anion Exchangers based on Epichlorohydrin Oligomers and 4-Vinylpyridine. GJSFR [Internet]. 2014 Oct. 20 [cited 2026 Aug. 14];14(B5):7-11. Available from: https://www.journalofscience.org/index.php/GJSFR/article/view/1324