Kreuzer, Matthew. The Coinage System of Cleopatra VII, Marc Antony and Augustus in Cyprus. (Springfield MA, 2004)
Coins of the Ptolemaic| Kingdom| of Egypt| for sale in the |Forum |Ancient |Coins shop
Available online. Split into parts for faster downloading:
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-01.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-02.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-03.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-04.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-05.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-06.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-07.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-08.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-09.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-10.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-11.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-12.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-13.pdf
https://www.forumancientcoins.com/articles/kreuzer/kreuzer-14.pdf