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Gaia Data Release 1. Testing parallaxes with local Cepheids and RR Lyrae stars

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Gaia Data Release 1. Open cluster astrometry: performance, limitations, and future prospects

L. Szabados, C. Barache, J. Narbonne, 2017, 1703.01131.

Testing parallaxes with local Cepheids and RR Lyrae stars

Joaquín B. Ordieres Meré, Paul M. Brunet, Yago Isasi Parache, 2017 .