^Fragner, Bert (1986). "Social and Internal Economic Affairs". In Jackson, Peter; Lockhart, Laurence (eds.). The Cambridge History of Iran (Vol. 6). Cambridge University Press. p. 557. ISBN978-0-521-20094-3. The unit of reckoning was the Tūmān (from the Mongol Tümen, i.e. 10,000), the equivalent of 10,000 dīnārs.{{cite book}}: CS1 maint: postscript (link)
^Album, Stephen; Bates, Michael L.; Floor, Willem (1992). "COINS AND COINAGE". Encyclopaedia Iranica, Vol. VI, Fasc. 1. pp. 14–41. (...) of Transoxania (near modern Dushanbe), for 1,000 Tomans (Tūmān or "Toomān"< Mong. Toman “10,000,” originally designating a value of 10,000 dinars) of copper coins (Folūs) per year.
^ ئاAlbum, Stephen; Bates, Michael L.; Floor, Willem (1992). "COINS AND COINAGE". Encyclopaedia Iranica, Vol. VI, Fasc. 1. pp. 14–41. (...) of Transoxania (near modern Dushanbe), for 1,000 Tomans (Tūmān or "Toomān"< Mong. Toman “10,000,” originally designating a value of 10,000 dinars) of copper coins (Folūs) per year.