Unraveling the kinematics of IZw18: A detailed study of ionized gas with MEGARA/GTC A. Arroyo-Polonio, C. Kehrig, J. Iglesias-Páramo, J. M. Vílchez, E. Pérez-Montero, S. Duarte Puertas, J. Gallego, D. Reverte and A. Cabrera-Lavers A&A, 687 (2024) A77 Published online: 27 June 2024 DOI: 10.1051/0004-6361/202449606