Wisconsin Digital Collections. 1951 [2020-06-25]. (原始内容存档于2008-12-02). Rice, Earle Jr. The Battle or the Little Bighorn. World History Series. San Diego: Lucent
S2CID 166227927, arXiv:1905.10694 , doi:10.3847/1538-3881/ab3467. Luck, R. Earle, Abundances in the Local Region II: F, G, and K Dwarfs and Subgiants, The
4634 . doi:10.1051/0004-6361/201322360. hdl:10722/215277. A116. Luck, R. Earle. Abundances in the Local Region. I. G and K Giants. The Astronomical Journal