Caffau, E., & Ludwig, H. (2008). The photospheric solar oxygen project: I. Abundance analysis of atomic lines and influence of atmospheric models. Astronomy and astrophysics, 488(3), . https://doi.org/10.1051/0004-6361:200809885
Chicago Style (17th ed.) CitationCaffau, Elisabetta, and Hans-Günter Ludwig. "The Photospheric Solar Oxygen Project: I. Abundance Analysis of Atomic Lines and Influence of Atmospheric Models." Astronomy and Astrophysics 488, no. 3 (2008). https://doi.org/10.1051/0004-6361:200809885.
MLA (9th ed.) CitationCaffau, Elisabetta, and Hans-Günter Ludwig. "The Photospheric Solar Oxygen Project: I. Abundance Analysis of Atomic Lines and Influence of Atmospheric Models." Astronomy and Astrophysics, vol. 488, no. 3, 2008, https://doi.org/10.1051/0004-6361:200809885.