Levin, I., Graul, R., & Trivett, N. (1995). Long-term observations of atmospheric CO2 and carbon isotopes at continental sites in Germany. Universitätsbibliothek der Universität Heidelberg. https://doi.org/10.11588/heidok.00006865
Chicago Style (17th ed.) CitationLevin, Ingeborg, Rolf Graul, and Neil Trivett. Long-term Observations of Atmospheric CO2 and Carbon Isotopes at Continental Sites in Germany. Heidelberg: Universitätsbibliothek der Universität Heidelberg, 1995. https://doi.org/10.11588/heidok.00006865.
MLA (9th ed.) CitationLevin, Ingeborg, et al. Long-term Observations of Atmospheric CO2 and Carbon Isotopes at Continental Sites in Germany. Universitätsbibliothek der Universität Heidelberg, 1995. https://doi.org/10.11588/heidok.00006865.
Warning: These citations may not always be 100% accurate.