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- [11] DETERMINATION OF TRACE-ELEMENTS IN NIGERIAN COALS BY NEUTRON-ACTIVATION ANALYSIS RADIOCHEMICAL AND RADIOANALYTICAL LETTERS, 1983, 55 (03): : 155 - 161
- [12] DETERMINATION OF MINOR AND TRACE-ELEMENTS IN CASSITERITE BY NEUTRON-ACTIVATION ANALYSIS RADIOCHEMICAL AND RADIOANALYTICAL LETTERS, 1979, 37 (06): : 335 - 344
- [13] PRECONCENTRATION AND DETERMINATION OF TRACE-ELEMENTS IN WATER BY NEUTRON-ACTIVATION ANALYSIS FRESENIUS ZEITSCHRIFT FUR ANALYTISCHE CHEMIE, 1989, 334 (07): : 620 - 620
- [14] DETERMINATION OF SOME TRACE-ELEMENTS IN RAINWATER BY NEUTRON-ACTIVATION ANALYSIS JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1977, 37 (02): : 897 - 904
- [16] DETERMINATION OF TRACE-ELEMENTS IN MARINE ORGANISMS BY NEUTRON-ACTIVATION ANALYSIS JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1980, 59 (02): : 445 - 451
- [17] THE DETERMINATION OF TRACE-ELEMENTS IN BIOLOGICAL MACROMOLECULES BY NEUTRON-ACTIVATION ANALYSIS TRANSACTIONS OF THE AMERICAN NUCLEAR SOCIETY, 1985, 49 (JUN): : 163 - 164
- [18] DETERMINATION OF TRACE-ELEMENTS IN CARDIOTONIC DRUGS BY NEUTRON-ACTIVATION ANALYSIS JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1980, 60 (01): : 237 - 245
- [20] DETERMINATION OF TRACE-ELEMENTS IN CHEWING GUM BY NEUTRON-ACTIVATION ANALYSIS JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY-ARTICLES, 1990, 142 (02): : 453 - 457