Europa
Eksterne lenker A.M.H.J. Stokvis (Leiden,1889): «Manuel d'Histoire, de Généalogie et de Chronologie de tous les états du globe» http://my.raex.com/~obsidian/regindex.html The Odrysian Kingdom of Thrace: Orpheus Unmasked (Oxford Monographs on Classical Archaeology) av Z. H. Archibald, 1998, , side 104 East Asia: A Cultural, Social, and Political History, Volume I: To 1800: A Cultural, Social, and Political History
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