{"id":"001327606","type":"article","title":"Krepostnoto stroitelstvo po gornoto techenie na rekite Rositsa i Iantra prez kǔsnata antichnost i srednovekovieto","publisher":"Archeologičeskija Institut i Muzej BAN","publisher-place":"Sofija","pages":"47-60","container-title":"Archeologiīā, 51,1-2.2010","author":[{"family":"Barakov","given":"Venelin"}],"issued":{"raw":"2010"}}