Development and validation of a fluency rating scale for Swiss German Sign Language - Haug, Tobias; de Jong, Nivja H.; Holzknecht, Franz; Tissi, Katja; Sidler-Miserez, Sandra; Battisti, Alessia; Perrollaz, Regula; Ebling, Sarah; Reinhard, Sabine; Caminada, Sarah (Frontiers in Education, 2024)