These settlements include those inhabited by "Grey earthenware" Aryans as well as the Medians.
However, his most important work is "Hrvati rodom Slaveni, potekli od Sarmata potomaka Medijaca" (eng. "Croats of Slavic group originated from Sarmatians descending from Medians") which he defended as a doctoral dissertation in Royal Academy in Zagreb in 1797.