Spectroscopic membership for the populous 300 Myr-old open cluster NGC 3532 D. J. Fritzewski, S. A. Barnes, D. J. James, A. M. Geller, S. Meibom and K. G. Strassmeier A&A, 622 (2019) A110 Published online: 05 February 2019 DOI: 10.1051/0004-6361/201833587