Caffau, E., & Ludwig, H. (2007). Sulphur abundances from the S I near-infrared triplet at 1045 nm. Astronomy and astrophysics, 470(2), . https://doi.org/10.1051/0004-6361:20077182
Chicago Style (17th ed.) CitationCaffau, Elisabetta, and Hans-Günter Ludwig. "Sulphur Abundances from the S I Near-infrared Triplet at 1045 Nm." Astronomy and Astrophysics 470, no. 2 (2007). https://doi.org/10.1051/0004-6361:20077182.
MLA (9th ed.) CitationCaffau, Elisabetta, and Hans-Günter Ludwig. "Sulphur Abundances from the S I Near-infrared Triplet at 1045 Nm." Astronomy and Astrophysics, vol. 470, no. 2, 2007, https://doi.org/10.1051/0004-6361:20077182.
Warning: These citations may not always be 100% accurate.