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14C
5
Atmospheric 14C
5
Atmospheric 14CO2
5
Atmospheric C14
5
C14
5
Center for Isotope Research
5
Flask samples
5
Flask sampling
5
Sample date
5
Smoothed 14CO2 concentration
5
Smoothed seasonal 14CO2 concentration
5
Smoothed total 14CO2 concentration
5
University of Groningen
accelerator mass spectrometry
5
accelerator mass spectroscopy
5
54 ENVIRONMENTAL SCIENCES
1
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