BIBLIOGRAPHY
K. Jonsson, Situne Dei 2009 (Viking Age coinage)
Kenneth Jonsson(Sigtuna Museum)

Claims Supported by This Source
- Approximately 83,800 Islamic dirhams have been found in Sweden.
- A total of 168,600 coins of all types from the Viking Age, two-thirds from Gotland.
- Coins were used for payment by weight, not by face value, and hoards contain mixed cut silver.
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