{"id":"001018533","type":"book","title":"The fortification system along the Lower Danube in Moesia Secunda","publisher":"The County Council of Sălaj","publisher-place":"Zalău","pages":"507-522","container-title":"Roman frontier studies. Proceedings of the 17th International Congress of Roman Frontier Studies. Zalău 1999","author":[{"family":"Ivanov","given":"Rumen Teofilov"}],"issued":{"raw":"1999"}}