Atiqot 

 -  1978 
 -  13 .
<br/><br/> English series 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bulgaria--Antiquities<br/>Bulgaria--Social life and customs<br/>Byzantine Empire--Foreign relations--Bulgaria<br/>Byzantine Empire--History--527-1081<br/>Ethnicity--Europe--History, Ancient<br/>Religion and culture--Bulgaria--History, Ancient