The 1848 revolutionary lyrics of Hoffmann von Fallersleben, Herwegh, and Freiligrath in the German folk song movement - Robb, David (. Music in German politics - politics in German music. - Rochester : Camden House, 2022. - vi, 189 Seiten. - Notenbeispiele. - ISBN 978-1-64014-060-8, 2022)