ヒュペルピュロン
Grierson, Philip (1982). Byzantine Coins. London: Methuen. ISBN 978-0-416-71360-2. https://books.google.com/books?id=_kpOCsoUwksC
Hendy, Michael F. (1989). The Economy, Fiscal Administration and Coinage of Byzantium. London: Variorum Reprints. ISBN 0-86078-253-0. https://books.google.com/books?id=xjxoAAAAMAAJ
Hendy, Michael F. (1985). Studies in the Byzantine Monetary Economy c. 300–1450. Cambridge: Cambridge University Press. ISBN 0-521-24715-2. https://books.google.com/books?id=STZV-gc--04C