Hansen, T. T.; Andersen, J.; Nordström, B.; Beers, T. C.; Yoon, J.; Buchhave, L. A. (2015), "The role of binaries in the enrichment of the early Galactic halo. I. r-process-enhanced metal-poor stars", Astronomy & Astrophysics, 583: A49, arXiv:1509.05344, Bibcode:2015A&A...583A..49H, doi:10.1051/0004-6361/201526812
Hansen, T. T.; Andersen, J.; Nordström, B.; Beers, T. C.; Yoon, J.; Buchhave, L. A. (2015), "The role of binaries in the enrichment of the early Galactic halo. I. r-process-enhanced metal-poor stars", Astronomy & Astrophysics, 583: A49, arXiv:1509.05344, Bibcode:2015A&A...583A..49H, doi:10.1051/0004-6361/201526812
Hansen, T. T.; Andersen, J.; Nordström, B.; Beers, T. C.; Yoon, J.; Buchhave, L. A. (2015), "The role of binaries in the enrichment of the early Galactic halo. I. r-process-enhanced metal-poor stars", Astronomy & Astrophysics, 583: A49, arXiv:1509.05344, Bibcode:2015A&A...583A..49H, doi:10.1051/0004-6361/201526812