Place : Neu Isenburg

• Remote accessible in the digital reading room Ulrike Guérot über Halford J. Mackinders Heartland-Theorie Guérot, Ulrike ; Mackinder, Halford J. Neu-Isenburg : Westend Verlag GmbH, 2024

• Remote accessible in the digital reading room Umstritten Klöckner, Marcus (Ed.) Neu-Isenburg : Fifty-Fifty, 2024