characterized Switzerland as "a magnet" for assets from the rise of Hitler until the end ofWorldWarII. Researching and documenting Switzerland's role "as an
Valerius." Frassetto, Michael. The Early Medieval World: From the Fall of Rome to the Time of Charlemagne. 1 Coins and Coinage. : 203 [2020-08-25]. (原始内容存档于2020-08-23)
Language of Authority in the Carolingian World (c.751–877) (Leiden: Brill, 2008). Egon Boshof: Ludwig der Fromme. Darmstadt 1996, p. 89 The Making of Charlemagne's