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- [14] DETERMINATION OF RARE-EARTHS IN GEOLOGICAL SAMPLES BY NEUTRON-ACTIVATION ANALYSIS JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1979, 48 (1-2): : 147 - 158
- [15] DETERMINATION OF ALL RARE-EARTHS BY ACTIVATION ANALYSIS . APPLICATIONS TO NUCLEAR COMPOUNDS BULLETIN DE LA SOCIETE CHIMIQUE DE FRANCE, 1967, (09): : 3257 - &
- [16] AN ACCURATE PROCEDURE FOR DETERMINATION OF RARE EARTHS BY NEUTRON ACTIVATION JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1968, 1 (04): : 337 - &