High turbulence in the IM Lup protoplanetary disk - Direct observational constraints from CN and C2H emissionT. Paneque-Carreño, A. F. Izquierdo, R. Teague, A. Miotello, E. A. Bergin, R. Loomis and E. F. van DishoeckA&A, 684 (2024) A174DOI: https://doi.org/10.1051/0004-6361/202347757