Hurt, Spencer A.;Quinn, Samuel N.;Latham, David W.;Vanderburg, Andrew;Esquerdo, Gilbert A.;Calkins, Michael L.;Berlind, Perry;Angus, Ruth;Latham, Christian A.«A Decade of Radial-velocity Monitoring of Vega and New Limits on the Presence of Planets».The Astronomical Journal,vol. 161,4,21 gener 2021,p.157. arXiv: 2101.08801. Bibcode: 2021AJ....161..157H. DOI: 10.3847/1538-3881/abdec8.
Harper, D. A.;Loewenstein, R. F.;Davidson, J. A.«On the nature of the material surrounding VEGA».Astrophysical Journal, Part 1,vol. 285,1984,p.808–812. Bibcode: 1984ApJ...285..808H. DOI: 10.1086/162559.
Hurt, Spencer A.;Quinn, Samuel N.;Latham, David W.;Vanderburg, Andrew;Esquerdo, Gilbert A.;Calkins, Michael L.;Berlind, Perry;Angus, Ruth;Latham, Christian A.«A Decade of Radial-velocity Monitoring of Vega and New Limits on the Presence of Planets».The Astronomical Journal,vol. 161,4,21 gener 2021,p.157. arXiv: 2101.08801. Bibcode: 2021AJ....161..157H. DOI: 10.3847/1538-3881/abdec8.
Hurt, Spencer A.;Quinn, Samuel N.;Latham, David W.;Vanderburg, Andrew;Esquerdo, Gilbert A.;Calkins, Michael L.;Berlind, Perry;Angus, Ruth;Latham, Christian A.«A Decade of Radial-velocity Monitoring of Vega and New Limits on the Presence of Planets».The Astronomical Journal,vol. 161,4,21 gener 2021,p.157. arXiv: 2101.08801. Bibcode: 2021AJ....161..157H. DOI: 10.3847/1538-3881/abdec8.
Harper, D. A.;Loewenstein, R. F.;Davidson, J. A.«On the nature of the material surrounding VEGA».Astrophysical Journal, Part 1,vol. 285,1984,p.808–812. Bibcode: 1984ApJ...285..808H. DOI: 10.1086/162559.