Gilbert, Emily A.; Barclay, Thomas; Kruse, Ethan; Quintana, Elisa V.; Walkowicz, Lucianne M. (2021). “No Transits of Proxima Centauri planets in high cadence TESS data”. Frontiers in Astronomy and Space Sciences8. arXiv:2110.10702. Bibcode: 2021FrASS...8..190G. doi:10.3389/fspas.2021.769371. 190.
Gratton, R.; Zurlo, A.; Le Coroller, H.; et al. (2020). "Searching for the near infrared counterpart of Proxima c using multi-epoch high contrast SPHERE data at VLT". arXiv:2004.06685v1 [astro-ph.EP]。
Artigau, Étienne; Cadieux, Charles; Cook, Neil J.; et al. (27 July 2022). "Line-by-line velocity measurements, an outlier-resistant method for precision velocimetry". arXiv:2207.13524v1 [astro-ph.EP]。