Membership of the globular cluster NGC 6397 /
Mallia, E. A.
University of Oxford.Observatory.
[Oxford : University of Oxford, Department of Astrophysics,
1975]
Reprinted from: Astronomy and astrophysics, v.41 (1975), pp.103-105.
Caption title.
Includes bibliography.
Astrophysics.
Stars
NGC 6397 (Globular cluster)