Was the Progenitor of the Sagittarius Stream a Disc Galaxy? Recent Results & Observations.
Journal article published in 2011 by
Elaina A. Hyde,
D. B. Zucker 
,
J. Penarrubia,
M. Irwin,
R. Lane,
G. F. Lewis,
G. Gilmore,
A. Koch
,
J. Penarrubia,
M. Irwin,
R. Lane,
G. F. Lewis,
G. Gilmore,
A. Koch
