参考文献

Andreev, Jordan; Lazarov, Ivan; Pavlov, Plamen. Кой кой е в средновековна България (Who is Who in Medieval Bulgaria). Sofia. 1999 （保加利亚语）. 

Fine Jr., John V. A. The Early Medieval Balkans. Ann Arbor. 1983. 

Gibbon, Edward. Chapter LV, The Bulgarians, the Hungarians and the Russians. The History of the Decline and Fall of the Roman Empire V. London: Strahan & Cadell. 1788–89. 

(primary source) Iman, Bahši. Džagfar Tarihy (vol. III). Orenburg. 1997. 

(primary source) Syrien, patriarch of the Syrians Jacobites, Michel le. t. III. (编) J.–B. Chabot. Chronique de Michel le Syrien. Paris: J.–B. Chabot. 1905: 17 （法语）. 

Theophanes the Confessor, Chronicle, Ed. Carl de Boor, Leipzig.

Васил Н. Златарски, История на българската държава през средните векове, Част I, II изд., Наука и изкуство, София 1970, pp. 321–376.

Norwich, John J. Byzantium: The Apogee. Alfred A. Knopf, Inc. 1991. ISBN 0-394-53779-3. 

External links

Khan Krum Featured on Bulgarian Commemorative Coin

Nikolov, A. Khan Krum in the Byzantine tradition: terrible rumours, misinformation and political propaganda. – In: Studies in honour of Professor Vassil Gjuzelev (= Bulgaria Mediaevalis, 2). Sofia, 2011, 39-47

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