▁Roman ian ▁lands . ▁To ▁escape ▁sla very , ▁they ▁went ▁to ▁Ser bia , ▁and ▁the ▁Ser bian ▁Emperor ▁Stefan ▁Du š an ▁dispers ed ▁them ▁throughout ▁the ▁B alk ans , ▁as ▁far ▁as ▁Greece . ▁ ▁S ources ▁▁ ▁Peter ▁W irth : ▁H opf , ▁Carl . ▁In : ▁Neue ▁Deutsche ▁Biographie ▁( ND B ). ▁Band ▁ 9 . ▁Dun cker ▁& ▁Hum bl ot , ▁Berlin ▁ 1 9 7 2 , ▁S . ▁ 6 0 9 . ▁ ▁Ludwig ▁Stre it : ▁H opf , ▁Karl . ▁In : ▁All geme ine ▁Deutsche ▁Biographie ▁( AD B ). ▁Band ▁ 1 3 . ▁Dun cker ▁& ▁Hum bl ot , ▁Leipzig ▁ 1 8 8 1 , ▁S . ▁ 1 0 2 – 1 0 4 . ▁ ▁Works ▁▁ ▁List ▁of ▁works ▁published ▁by ▁Karl ▁H opf , ▁listed ▁in ▁catalog ue ▁of ▁National ▁library ▁in ▁Berlin ▁ ▁References ▁ ▁External ▁links ▁▁ ▁Karl ▁H opf ▁( ed .) ▁Chron iques ▁gr é co - rom anes ▁in éd ites ▁ou ▁peu ▁conn ues , ▁ 1 8 7 3 ▁on ▁Google ▁Books ▁ ▁Category : 1 8 3 2 ▁birth s ▁Category : 1 8 7 3 ▁death s ▁Category : G erman ▁By z antin ists ▁Category : Pe ople ▁from ▁the ▁Province ▁of ▁West phal ia ▁Category : G erman ▁medieval ists ▁Category : Univers ity ▁of ▁Bonn ▁al umn i ▁Category : Univers ity ▁of ▁König s berg ▁fac