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Eyer, S.; Tuzson, B.; Popa, M. E.; van der Veen, C.; Röckmann, T.; Rothe, M.; Brand, W. A.; Fisher, R.; Lowry, D.; Nisbet, E. G.; Brennwald, M. S.; Harris, E.; Zellweger, C.; Emmenegger, L.; Fischer, Hubertus; Mohn, J. (2016). Real-time analysis of δ13C- and δD-CH4 in ambient air with laser spectroscopy: method development and first intercomparison results. Atmospheric Measurement Techniques (AMT), 9(1), pp. 263-280. Copernicus Publications 10.5194/amt-9-263-2016
van der Laan-Luijkx, I. T.; van der Laan, Sander; Uglietti, Chiara; Schibig, Michael; Neubert, R. E. M.; Meijer, H. A. J.; Brand, W. A.; Jordan, A.; Richter, J. M.; Rothe, M.; Leuenberger, Markus (2013). Atmospheric CO₂, δ(O₂/N₂) and δ13CO2 measurements at Jungfraujoch, Switzerland: results from a flask sampling intercomparison program. Atmospheric Measurement Techniques (AMT), 6(7), pp. 1805-1815. Copernicus Publications 10.5194/amt-6-1805-2013
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
