As quoted by Thomas Little Heath, Diophantos of Alexandria: https://books.google.com/books?id=ABkPAAAAIAAJ A Study in the History of Greek Algebra (1885)
Arithmetica (c. 250 AD)
Diophante d'Alexandrie: Citations en anglais
As quoted by James Gow, A Short History of Greek Mathematics https://books.google.com/books?id=9d8DAAAAMAAJ (1884)
Arithmetica (c. 250 AD)
Following the dedication to Dionysus as quoted by Paul Drijvers, Secondary Algebra Education (2011)
Arithmetica (c. 250 AD)