Spencer A.S.A.HurtSpencer A.S.A. i inni, A Decade of Radial-velocity Monitoring of Vega and New Limits on the Presence of Planets, „The Astronomical Journal”, 161 (4), s. 157, DOI:10.3847/1538-3881/abdec8, arXiv:2101.08801(ang.).
Spencer A.S.A.HurtSpencer A.S.A. i inni, A Decade of Radial-velocity Monitoring of Vega and New Limits on the Presence of Planets, „The Astronomical Journal”, 161 (4), s. 157, DOI:10.3847/1538-3881/abdec8, arXiv:2101.08801(ang.).