Maginot Imitations Major Fortifications of Germany and Neighboring Countries Kaufmann, J.E Innbundet / 1997 / Engelsk
Fortress France The Maginot Line and French Defenses in World War II Kaufmann, J.E Innbundet / 2005 / Engelsk
Modern European Military Fortifications, 1870-1950 A Selective Annotated Bibliography Kaufmann, J.E Innbundet / 2004 / Engelsk
