@inproceedings{lebreton:hal-02355960,
TITLE = {The Hertzsprung-Russell diagramme in the Gaia Era.},
AUTHOR = {Lebreton, Yveline},
URL = {https://hal.science/hal-02355960},
BOOK
TITLE = {In 5th International Yound Astronomer School: Scientific Exploita tion of the Gaia Data, Paris},
ADDRESS = {Paris, France},
YEAR = {2018},
MONTH = Feb, HAL_ID = {hal-02355960},
HAL_VERSION = {v1},
}