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- [33] LOW-LEVEL COUNTING OF CARBON-14 BY LIQUID SCINTILLATION ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1969, (SEP): : NU60 - &
- [35] USE OF CARBON-14 TO MEASURE CARBON DIOXIDE REMOVAL IN A SYNTHETIC AMMONIA PLANT INTERNATIONAL JOURNAL OF APPLIED RADIATION AND ISOTOPES, 1965, 16 (10): : 561 - &