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- [2] THE DETERMINATION OF ACTINIUM AND RADIUM BY THE COPPER-SPARK SPECTROGRAPHIC METHOD SPECTROCHIMICA ACTA, 1960, 16 (09): : 1016 - 1021
- [3] KINETIC METHOD FOR DETERMINATION OF NANOGRAM AMOUNTS OF COPPER ZHURNAL ANALITICHESKOI KHIMII, 1972, 27 (01): : 54 - +