Exploring the stellar surface phenomena of WASP-52 and HAT-P-30 with ESPRESSO H. M. Cegla, N. Roguet-Kern, M. Lendl, B. Akinsanmi, J. McCormac, M. Oshagh, P. J. Wheatley, G. Chen, R. Allart, A. Mortier et al. (14 more) A&A, 674 (2023) A174 Published online: 20 June 2023 DOI: 10.1051/0004-6361/202245523