Publication
Context. Radial velocities have proved to be an efficient method for membership determination if there are at least 2 or 3 red giants in a cluster. They are necessary for galactic studies, but are still missing for many open clusters.
Richard Massey, David Richard Harvey
Hamid Hassani, Hao He, Robin Gopala Tress, Jiayi Sun
Richard Irving Anderson, Nolan Wayne Koblischke