Renu Malhotra; Kathryn Volk; Xianyu Wang (2016년 3월 9일). “Corralling a distant planet with extreme resonant Kuiper belt objects”. 《The Astrophysical Journal》 824 (2): L22. arXiv:1603.02196. doi:10.3847/2041-8205/824/2/L22.
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Renu Malhotra; Kathryn Volk; Xianyu Wang (2016년 3월 9일). “Corralling a distant planet with extreme resonant Kuiper belt objects”. 《The Astrophysical Journal》 824 (2): L22. arXiv:1603.02196. doi:10.3847/2041-8205/824/2/L22.