The statistical properties of early-type stars from LAMOST DR8 Yanjun Guo, Chao Liu, Luqian Wang, Jinliang Wang, Bo Zhang, Kaifan Ji, ZhanWen Han and XueFei Chen A&A, 667 (2022) A44 Published online: 04 November 2022 DOI: 10.1051/0004-6361/202244300