Fast readout and performance of the upgraded HADES RICH in heavy ion collisions. (12th March 2020) - Förtsch, J.; Adamczewski-Musch, J.; Becker, M.; Faul, M.; Friese, J.; Höhne, C.; Kampert, K.-H.; Kres, I.; Lebedev, S.; Linev, S.; Michel, J.; Otto, J.-H.; et al.