{"id":"000989793","type":"book","title":"Early castles of the Meuse-Rhine border region and some parallels in Western Europe c 1000: a comparative approach","publisher":"Centre de Recherches Archéologiques Médiévales","publisher-place":"Caen","pages":"11-23","container-title":"Château Gaillard. 17. Études de Castellologie Médiévale. Actes du Colloque International tenu à Abergavenny, Wales, 29 août-3 septembre 1994","author":[{"family":"Aarts","given":"B."}],"issued":{"raw":"1996"}}