ステファン・ラドスラヴ
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Bellinger, Alfred Raymond (1999). Catalogue of the Byzantine coins in the Dumbarton Oaks Collection and in the Whittemore Collection. Vol. 4. Alexius I to Michael VIII, 1081 - 1261 : Pt. 1. Alexius I to Alexius V : (1081 - 1204). Dumbarton Oaks. pp. 635–. ISBN 978-0-88402-233-6. https://books.google.com/books?id=NN1xNdYH6n0C&pg=PA635
Ćirković, Sima (2004). The Serbs. Malden: Blackwell Publishing. ISBN 9781405142915. https://books.google.com/books?id=2Wc-DWRzoeIC
Curta, Florin (2006). Southeastern Europe in the Middle Ages, 500–1250.