Potential Arctic cirrus cloud feedbacks on the composition of te UTLS - Haenel, Florian; Woiwode, Wolfgang; Höpfner, Michael; Ruhnke, Roland; Khosrawi, Farahnaz; Kirner, Oliver; Friedl-Vallon, Felix; Johansson, Sören; Kleinert, Anne; Schröter, Jennifer; Sinnhuber, Björn-Martin (2019)