Campbell, B. (2002). 'Kein schöner Land': The Spielschar Ekkehard and the struggle to define German national identity in the Weimar Republic. Music and German national identity.

Campbell, Bruce. "'Kein Schöner Land': The Spielschar Ekkehard and the Struggle to Define German National Identity in the Weimar Republic." Music and German National Identity 2002.

Campbell, Bruce. "'Kein Schöner Land': The Spielschar Ekkehard and the Struggle to Define German National Identity in the Weimar Republic." Music and German National Identity, 2002.