The lack of binaries among hot horizontal branch stars: M80 and NGC5986

Bidin, C. M., Moehler, S., Piotto, G., Momany, Y., Recio-Blanco, A., & Méndez, R. A. (2009). The lack of binaries among hot horizontal branch stars: M80 and NGC5986. In ESO Astrophysics Symposia (Vol. 2009, pp. 37–38). https://doi.org/10.1007/978-3-540-76961-3_11