1.
Tfouni E, Pavanin LA, Serra OA. Use of sequential columns in ion exchange rare earth separations. Eclét. Quím. [Internet]. 1984 Dec. 10 [cited 2026 Feb. 10];9(1):51-5. Available from: https://revista.iq.unesp.br/index.php/ecletica/article/view/832