Š. Cerjan

Separation of radioactive strontium from natural samples by means of mixed-solvent anion exchange

S. Lulić, Ž. Grahek, K. Kvastek, 1995 .

Separation of strontium from calcium by means of anion exchanger and alcoholic solution of nitric acid

S. Lulić, Ž. Grahek, K. Kvastek, 1994 .