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Nottelmann,第291, 300–302頁. Nottelmann, Dirk. From Ironclads to Dreadnoughts: The Development of the German Navy, 1864–1918: Part XA, "Lost Ambitions". Warship International (Toledo: International Naval Research Organization). December 2019, 56 (4). ISSN 0043-0374.
Nottelmann,第302–303頁. Nottelmann, Dirk. From Ironclads to Dreadnoughts: The Development of the German Navy, 1864–1918: Part XA, "Lost Ambitions". Warship International (Toledo: International Naval Research Organization). December 2019, 56 (4). ISSN 0043-0374.
Nottelmann,第301頁. Nottelmann, Dirk. From Ironclads to Dreadnoughts: The Development of the German Navy, 1864–1918: Part XA, "Lost Ambitions". Warship International (Toledo: International Naval Research Organization). December 2019, 56 (4). ISSN 0043-0374.
Nottelmann,第303, 320–321頁. Nottelmann, Dirk. From Ironclads to Dreadnoughts: The Development of the German Navy, 1864–1918: Part XA, "Lost Ambitions". Warship International (Toledo: International Naval Research Organization). December 2019, 56 (4). ISSN 0043-0374.
Nottelmann,第320–321頁. Nottelmann, Dirk. From Ironclads to Dreadnoughts: The Development of the German Navy, 1864–1918: Part XA, "Lost Ambitions". Warship International (Toledo: International Naval Research Organization). December 2019, 56 (4). ISSN 0043-0374.
Nottelmann,第317頁. Nottelmann, Dirk. From Ironclads to Dreadnoughts: The Development of the German Navy, 1864–1918: Part XA, "Lost Ambitions". Warship International (Toledo: International Naval Research Organization). December 2019, 56 (4). ISSN 0043-0374.