Missing die probabilities, expected die production and the index figure.

von McGovern, W.E
Veröffentlicht in Museum Notes. The American Numismatic Society, 25.1980
1980.
Umfang/Format: 209-223, Abb.

Amphipolis : the civic coinage in silver and gold

von Lorber, Catharine C.
Los Angeles : Numismatic Fine Arts Intern., 1990.
Umfang/Format: IV, 196 S., Abb. Taf. ; 25 cm.