{"id":"001177432","type":"book","title":"Proučvanija na seliščnata sistema prez rannoželjaznata epoha v Severoiztočna Bălgarija. Studies on the settlement system in northeastern Bulgaria during the Early Iron Age","publisher-place":"Sofija","pages":"70-81","container-title":"Helis, 1 (1992","author":[{"family":"Gocev","given":"Aleksej"}],"issued":{"raw":"1992"}}