Reprocessing the Hipparcos data of evolved stars - III. Revised Hipparcos period–luminosity relationship for galactic long-period variable starsG. R. Knapp, D. Pourbaix, I. Platais and A. JorissenA&A, 403 3 (2003) 993-1002DOI: https://doi.org/10.1051/0004-6361:20030429