{"id":"003053956","type":"book","title":"Siege - occupation - expansion","publisher":"Deutsche Burgenvereinigung e.V.","publisher-place":"Braubach","pages":"183-206","container-title":"Burg und Expansion : | ISSN: 9783927558489","author":[{"family":"Piana","given":"Mathias"}],"issued":{"raw":"2021"}}