Evolution of global polarization in relativistic heavy-ion collisions within a perturbative approach Xiaowen Li, Ze-Fang Jiang, Shanshan Cao and Jian Deng Eur. Phys. J. C, 83 1 (2023) 96 Published online: 31 January 2023 DOI: 10.1140/epjc/s10052-023-11257-9