Westerlund 2

Number of stars per data source

	Reference  328 :    8 stars

References

 328
Moffat A.F.J., Shara M.M., Potter M.
(1991) Astron. J. 102, 642
New Wolf-Rayet stars in galactic open clusters: Sher 1 and the giant HII region core Westerlund 2
1991AJ....102..642M