Title: Gaia Data Release 2. Summary of the contents and survey properties
Authors: Gaia Collaboration; Brown, A. G. A.; Vallenari, A.; Prusti, T.; de Bruijne, J. H. J.; Babusiaux, C.; Bailer-Jones, C. A. L.; Biermann, M.; Evans, D. W.; Eyer, L.; et al.
Journal: Astronomy & Astrophysics
Publication type: article
DOI: 10.1051/0004-6361/201833051