Wilkes, J. J. The Illyrians, 1992, ISBN 0-631-19807-5, page 216, "The Ardiaei, or Vardaei as they were known to the Romans, 'once the ravagers of Italy' and now reduced to a mere"
Wilkes, J. J. The Illyrians, 1992, ISBN 0-631-19807-5, page 188, "probably the result of pressure from new Illyrian groups, including the Ardiaei and Delmatae, moving towards the Adriatic.
