Complex sentence: According to the research of historian András Róna-Tas, "Hungarians and Europe in the Middle Ages", CEU Press the ethnic Avars formed in central Asia in the classical age through a fusion of several tribal elements.
Split into simpler sentences: According to the research of historian András Róna-Tas, Hungarians and Europe in the Middle Ages. CEU press the ethnic Avars formed in central Asia in the classical age through a fusion of several tribal elements.