Gaia GraL: Gaia DR2 gravitational lens systems - II. The known multiply imaged quasars
C. Ducourant, O. Wertz, A. Krone-Martins, R. Teixeira, J.-F. Le Campion, L. Galluccio, J. Klüter, L. Delchambre, J. Surdej, F. Mignard, J. Wambsganss, U. Bastian, M. J. Graham, S. G. Djorgovski and E. Slezak
A&A, 618 (2018) A56
DOI: https://doi.org/10.1051/0004-6361/201833480