Pure Appl. Chem., 1993, Vol. 65, No. 3, pp. 489-494
http://dx.doi.org/10.1351/pac199365030489
Chromatographic enrichment of calcium isotopes with 18-crown-6 bound to a macroporous solid support
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Pure Appl. Chem., 1993, Vol. 65, No. 3, pp. 489-494
http://dx.doi.org/10.1351/pac199365030489