Eikenberry, S.S.; Matthews, K; LaVine, J.L.; Garske, M.A.; Mu, D.; Jackson, M.A.; Patel, S.G.; Barry, D.J.; Colonno, M.R.; Houck, J. R.; Wilson, J.C; Corbel, S.; Smith, J.D. (2004. November). „Infrared Observations of the Candidate LBV 1806-20 & Nearby Cluster Stars”. The Astrophysical Journal616 (1), 506–518. o. DOI:10.1086/422180.
Figer, D.; Najarro, F.; Kudritzki, R. (2004. August). „The Double-lined Spectrum of LBV 1806-20”. The Astrophysical Journal610 (2), L109–L112. o. DOI:10.1086/423306.