Pengepungan Konstantinopel (1203): Perbedaan antara revisi

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* [http://www2.fhw.gr/chronos/projects/fragokratia/en/webpages/frago.html ''The Latin Occupation in the Greek Lands – The Latin Empire'', from the Foundation of the Hellenic World]

* {{Cite web|url=https://www.academia.edu/31064036/|title=The Medieval Russian Account of the Fourth Crusade – A New Annotated Translation}}