{"id":"001227933","type":"book","title":"K voprosu o proischoždenii prabolgar. On the question of Pro-Bulgarians' origins","pages":"250-254","container-title":"Materialy po Archeologii, Istorii i Etnografii Tavrii, 3 (1993","author":[{"family":"Rašev","given":"Rašo 1943-2008"}],"issued":{"raw":"1993"}}