Hipparcos red stars in the HpVT2 and systemsI. Platais, D. Pourbaix, A. Jorissen, V. V. Makarov, L. N. Berdnikov, N .N. Samus, T. Lloyd Evans, T. Lebzelter and J. SperauskasA&A, 397 3 (2003) 997-1010DOI: https://doi.org/10.1051/0004-6361:20021589