Fireball tomography from bottomonia elliptic flow in relativistic heavy-ion collisions Partha Pratim Bhaduri, Mubarak Alqahtani, Nicolas Borghini, Amaresh Jaiswal and Michael Strickland Eur. Phys. J. C, 81 7 (2021) 585 Published online: 06 July 2021 DOI: 10.1140/epjc/s10052-021-09383-3