{"id":"000801551","type":"book","title":"Die Domgrabung XXX","publisher":"J. P. Bachem","publisher-place":"Köln","pages":"119-172","container-title":"Kölner Domblatt, Jahresbuch des Zentral-Dombau-Vereis, 52 ; 1987","author":[{"family":"Back","given":"Ulrich"}],"issued":{"raw":"1987"}}