Detectability of biosignatures on LHS 1140 bFabian Wunderlich, Markus Scheucher, John Lee Grenfell, Franz Schreier, Clara Sousa-Silva, Mareike Godolt and Heike RauerA&A, 647 (2021) A48DOI: https://doi.org/10.1051/0004-6361/202039663