Zeitschriftenartikel
Vogel, F. R.; Hammer, S.; Steinhof, A.; Kromer, B.; Levin, I.: Implication of weekly and diurnal
14C calibration on hourly estimates of CO-based fossil fuel CO
2 at a moderately polluted site in southwestern Germany. Tellus, Series B - Chemical and Physical Meteorology
62 (5), S. 512 - 520 (2010)