Карин — разлика између измена

* {{cite journal |last= Alföldy|first= Géza|year=1966|title= Ein Bellum Sarmaticum und ein Ludus Sarmaticus in der Historia Augusta|journal= Bonner Historia-Augusta-Colloquium 1964/65|pages=21-34| ref = Alföldy}}

* {{Cite book |last=Barnes|first=Timothy|title=Constantine and Eusebius|year=1981|location=Cambridge, MA|publisher=Harvard University Press}}

* {{Cite book |ref= Southern|last=Southern|first=Pat|title=The Roman Empire from Severus to Constantine|year=2001|location=London-New York|publisher=Routledge}}

* {{Cite book |last=Scare|first=Chris|title=Chronicle of the Roman Emperors|year=1995|location=|publisher=Thames and Hudson Ltd.}}