{"id":"001524471","type":"article","title":"Alatri and other polygonal walling, with a Festschrift to L. Gasperini","publisher":"Editorial Committee of the Journal of Roman Archaeology","publisher-place":"Ann Arbor, Mich","pages":"552-556","container-title":"Journal of Roman archaeology, 30 (2017","author":[{"family":"Van der Graaff","given":"Ivo."}],"issued":{"raw":"2017"}}