Analysis of information sources in references of the Wikipedia article "Kingdom of Dardania" in English language version.
Papazoglu, Fanula (1978). The Central Balkan Tribes in pre-Roman Times: Triballi, Autariatae, Dardanians, Scordisci and Moesians. Amsterdam: Hakkert. ISBN 978-90-256-0793-7.the Dardanians ... living in the frontiers of the Illyrian and the Thracian worlds retained their individuality and, alone among the peoples of that region, succeeded in maintaining themselves as an ethnic unity even when they were militarily and politically subjected by the Roman arms [...] and when, towards the end of the ancient world, the Balkans were involved in far-reaching ethnic perturbations, the Dardanians, of all the Central Balkan tribes, played the greatest part in the genesis of the new peoples.
According to ancient sources, the Dardani, variously grouped but probably Illyrians, lived west of present-day Belgrade in present-day Serbia and Montenegro in the third century B.C.E, their homeland in the ancient region of Thrace (and possibly there since the eight century B.C.E).