Brand, W. A.; Rothe, M.; Richter, J.: Relating Air-CO₂ Isotope Ratio Determinations to VPDB using Calcite-CO₂ Mixed into CO₂-free Air. Proceedings of the 13th IAEA/WMO meeting of CO₂ experts, Boulder, Sept. 2005, Boulder., (2007)

Mukai, H.; Nakazawa, T.; Brand, W. A.; Huang, L.; Levin, I.; Allison, C.; White, J.; Leuenberger, M.; Assonov, S. S.: About disagreements in inter-comparison activities of isotope ratio measurements for CO₂. Proceedings of the 13th IAEA/WMO meeting of CO₂ experts, Boulder, Sept. 2005., (2007)

Jordan, A.; Brand, W. A.: Technical Report: MPI-BGC, Germany. Report of the 11th WMO/IAEA Meeting of Experts on Carbon Dioxide Concentration and Related Tracer Measurement Techniques (Tokyo, Japan, 25. - 28. September 2001)., (2003)

Jordan, A.; Moossen, H.; Rothe, M.; Brand, W. A.; Heimann, M.; Rödenbeck, C.: Atmospheric flask sampling program of MPI-BGC, version 2022.1. (2022)

Heimann, M.; Jordan, A.; Brand, W. A.; Lavrič, J. V.; Moossen, H.; Rothe, M.: The atmospheric flask sampling program of MPI-BGC, Version 13, 2022. (2022)

Sierra, C.; Chanca, I.; Andreae, M.; de Araújo, A. C.; van Asperen, H.; Borchardt, L.; Botia, S.; Candido, L. A.; Correa, C. S. C.; Dias-Junior, C. Q. et al.; Eritt, M.; Fröhlich, A.; Gatti, L. V.; Guderle, M.; Hammer, S.; Heimann, M.; Horna, V.; Jordan, A.; Knabe, S.; Kneißl, R.; Lavrič, J. V.; Levin, I.; Macario, K.; Menger, J.; Moossen, H.; Quesada, C. A.; Rothe, M.; Rödenbeck, C.; Santos, Y.; Steinhof, A.; Takeshi, B.; Trumbore, S. E.; Zaehle, S.: The flask monitoring program for high-precision atmospheric measurements of greenhouse gases, stable isotopes, and radiocarbon in the central Amazon region. Earth System Science Data Discussions (2025)

Duncan, B. J.; McKay, R.; Levy, R.; Prebble, J. G.; Naish, T.; Seki, O.; Kraus, C.; Moossen, H.; Ventura, G. T.; Kulhanek, D. K. et al.; Bendle, a. J.: Survival strategies of Antarctic vegetation during extensive glacial expansion across the Oligocene/Miocene transition. EGUsphere (2025)