Multiplicity of Galactic Cepheids and RR Lyrae stars from Gaia DR2. I. Binarity from proper motion anomalyDOI: info:10.1051/0004-6361/201834210v. 623A116
Kervella, Pierre, Gallenne, Alexandre, Remage Evans, Nancy, Szabados, Laszlo, Arenou, Frédéric, Mérand, Antoine, Proto, Yann, Karczmarek, Paulina, Nardetto, Nicolas, Gieren, Wolfgang, and Pietrzynski, Grzegorz. 2019. "Multiplicity of Galactic Cepheids and RR Lyrae stars from Gaia DR2. I. Binarity from proper motion anomaly." Astronomy and Astrophysics, 623 A116. https://doi.org/10.1051/0004-6361/201834210.