El-Badry, Kareem Max Planck Institute for Astronomy, Max Planck Society and Cooperation Partners;
Rix, Hans-Walter Max Planck Institute for Astronomy, Max Planck Society and Cooperation Partners;
https://ui.adsabs.harvard.edu/abs/2019MNRAS.482L.139E (Any fulltext)
El-Badry, K., & Rix, H.-W. (2019). The wide binary fraction of solar-type stars: emergence of metallicity dependence at a < 200 au. Monthly Notices of the Royal Astronomical Society, 482, L139-L144.