Roederer, I. U., & Christlieb, N. (2009). The end of nucleosynthesis: Production of lead and thorium in the early galaxy. The astrophysical journal, 698(2), . https://doi.org/10.1088/0004-637X/698/2/1963
Chicago Style (17th ed.) CitationRoederer, Ian U., and Norbert Christlieb. "The End of Nucleosynthesis: Production of Lead and Thorium in the Early Galaxy." The Astrophysical Journal 698, no. 2 (2009). https://doi.org/10.1088/0004-637X/698/2/1963.
MLA (9th ed.) CitationRoederer, Ian U., and Norbert Christlieb. "The End of Nucleosynthesis: Production of Lead and Thorium in the Early Galaxy." The Astrophysical Journal, vol. 698, no. 2, 2009, https://doi.org/10.1088/0004-637X/698/2/1963.
Warning: These citations may not always be 100% accurate.