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Sturm, P.; Leuenberger, M.; Valentino, F. L.; Lehmann, B.; Ihly, B. (2006). Measurements of CO2, its stable isotopes, O2/N2, and 222Rn at Bern, Switzerland. Atmospheric chemistry and physics, 6(7), pp. 1991-2004. European Geosciences Union 10.5194/acp-6-1991-2006
Sturm, P.; Leuenberger, M.; Sirignano, C.; Neubert, R. E. M.; Meijer, H. A. J.; Langenfelds, R.; Brand, W. A.; Thojima, Y. (2004). Permeation of atmospheric gases through polymer O-rings used in flasks for air sampling. Journal of Geophysical Research: Atmospheres, 109(D4), pp. 1-9. American Geophysical Union 10.1029/2003JD004073
Leuenberger, M.; Nyfeler, P.; Moret, H. P.; Sturm, P.; Indermühle, A.; Schwander, J. (2000). CO2 concentration measurements on air samples by mass spectrometry. Rapid communications in mass spectrometry, 14(16), pp. 1552-1557. Wiley 10.1002/1097-0231(20000830)14:16%3C1552::AID-RCM63%3E3.0.CO;2-C
Leuenberger, M.; Nyfeler, P.; Moret, H. P.; Sturm, P.; Huber, Ch. (2000). A new gas inlet system for an isotope ratio mass spectrometer improves reproducibility. Rapid communications in mass spectrometry, 14(16), pp. 1543-1551. Wiley 10.1002/1097-0231(20000830)14:16%3C1543::AID-RCM62%3E3.0.CO;2-H
