@article{article0490bf1b,
title   = {Gaia Data Release 2: Variable stars in the colour-absolute magnitude diagram},
author = {L. Eyer and Souza, Ronaldo Eustáquio de and Teixeira, Ramachrisna},
year = {2019},
doi = {10.1051/0004-6361/201833304},
journal   = {Astronomy & Astrophysics}
}