Marjeta Šašel Kos, Appian and Illyricum, Narodni muzej Slovenije, , 671 p. (ISBN978-961-6169-36-3, OCLC644477936, lire en ligne) : « The Cimbri and Teutones are known as 'Germanic' peoples in most of classical literature, nonetheless several ancient writers refer to them as Celts », p. 198.