Werner, R. A.; Bruch, B. A.; Brand, W. A.: ConFlo III - An interface for high precision δ ¹³C and δ ¹⁵N analysis with an extended dynamic range. Rapid Communications in Mass Spectrometry 13 (13), S. 1237 - 1241 (1999)

Wieser, M. E.; Brand, W. A.: A laser extraction/combustion technique for in situ δ ¹³C analysis of organic and inorganic materials. Rapid Communications in Mass Spectrometry 13 (13), S. 1218 - 1225 (1999)

Brand, W. A.; Douthitt, C. B.; Fourel, F.; Maia, R.; Rodrigues, C.; Maguas, C.; Prohaska, T.: Gas source isotope ratio mass spectrometry (IRMS). In: Sector Field Mass Spectrometry for Elemental and Isotopic Analysis, Bd. 16, S. 500 - 549 (2015)

Wieser, M. E.; Brand, W. A.: Isotope ratio studies using mass spectrometry. In: Reference Module in Chemistry, Molecular Sciences and Chemical Engineering (Hg. Reedijk, J.). Elsevier (2013)

Wendeberg, M.; Brand, W. A.: The Principles and Characteristics of the IRMS Instrument. In: The Encyclopedia of Mass Spectrometry, Vol.5: Elemental and Isotope Ratio Mass Spectrometry, Bd. 5, S. 739 - 748 (Hg. Beauchemin, D.; Matthews, D. E.). Elsevier, Amsterdam (2010)

Brand, W. A.: O₂/N₂ Storage Aspects and Open Split Mass Spectrometric Determination. In: Proceedings of the 12th IAEA/WMO meeting of CO₂ experts, Toronto, Sept. 2003, S. 146 - 151 (Hg. Worthy, D.; Huang, L.) (2005)

Ghosh, P.; Brand, W. A.: Isotopic analysis of CO₂ in air samples: Requirements for a new CO₂ in-air standard and preparation of an air-CO₂ reference mixture from calcite material. In: Proceedings of the 12th IAEA/WMO meeting of CO₂ experts, Toronto, Sept. 2003, S. 50 - 57 (Hg. Worthy, D.; Huang, L.) (2005)

Rothe, M.; Jordan, A.; Brand, W. A.: Trace gases, δ¹³C and δ¹⁸O of CO₂-in-air samples: Storage in glass flasks using PCTFE seals and other effects. In: Proceedings of the 12th IAEA/WMO meeting of CO₂ experts, Toronto, Sept. 2003, S. 64 - 70 (Hg. Worthy, D.; Huang, L.) (2005)

Brand, W. A.: Mass spectrometer hardware for analyzing stable isotope ratios. In: Handbook of stable isotope analytical techniques, Bd. 1, S. 835 - 856 (Hg. De Groot, P.). Elsevier, Amsterdam (2004)

Levin, I.; Facklam, C.; Schmidt, M. W. I.; Ramonet, M.; Ciais, P.; Xueref, I.; Langenfelds, R. L.; Allison, C.; Francey, R.; Jordan, A. et al.; Rothe, M.; Brand, W. A.; Neubert, R. E. M.; Meijer, H. A. J.; Machida, T.; Mukai, H.: Results of inter-comparison programme for analysis of "sausage" flask air samples. In: Special report, Bd. 2 (Hg. Commission, E.). TACOS (Terrestrial and atmospheric carbon observing system infrastructure) (2004)