{"id":"002044277","type":"book","title":"Early Medieval fortifications between the Exarchate of Ravenna and the Lombard Kingdom","publisher":"C.H.Beck","publisher-place":"München","pages":"133-158","container-title":"Alpine Festungen 400-1000 : | ISSN: 9783406107696","author":[{"family":"Cirelli","given":"Enrico"}],"issued":{"raw":"2020"}}