{"id":"001175689","type":"book","title":"Mikroskopische Untersuchungen an mittelalterlichen und römischen Mörtelproben aus dem Kölner Dom","pages":"343-347","container-title":"Kölner Domblatt, 58 (1993","author":[{"family":"Crepaldi Affonso","given":"Maria Thaís"}],"issued":{"raw":"1993"}}