A. Frebel, W. Aoki, N. Christlieb, H. Ando, M. Asplund, P. S. Barklem, T. C. Beers, K. Eriksson, C. Fechner, M. Y. Fujimoto, S. Honda, T. Kajino, T. Minezaki, K. Nomoto, J. E. Norris, S. G. Ryan, M. Takada-Hidai, S. Tsangarides, Y. Yoshii: Nucleosynthetic signatures of the first stars, Nature, Band 434, 2005, S. 871–873. Arxiv
Rana Ezzeddine, Anna Frebel, I. Roederer, N. Tominaga, M. Ishigaki, K. Nomoto, J. Tumlinson, V. Placco, W. Aoki, Evidence for an Aspherical Population III Supernova Explosion Inferred from the Hyper-metal-poor Star HE 1327–2326, Astroph. J., Band 876, Nr. 2, 2019, Arxiv