Is HR 6819 a triple system containing a black hole? -- An alternative explanation
Preprint published in 2020 by
J. Bodensteiner,
T. Shenar 
,
L. Mahy,
M. Fabry,
P. Marchant,
M. Abdul-Masih,
G. Banyard,
D. M. Bowman,
K. Dsilva,
A. J. Frost,
C. Hawcroft,
M. Reggiani,
H. Sana
,
L. Mahy,
M. Fabry,
P. Marchant,
M. Abdul-Masih,
G. Banyard,
D. M. Bowman,
K. Dsilva,
A. J. Frost,
C. Hawcroft,
M. Reggiani,
H. Sana
