Klaus Tragbar
- Siena 1357. The failure of a great plan. Presented at: 6th International Congress on Construction History (6ICCH 2018), July 9-13, 2018, Brussels, Belgium. (2018):
- Constructing A Cathedral. Notes On The Construction Management Of Siena Cathedral. Presented at: Fifth International Construction History Congress, Chicago, 06/2015. (2015):
- Constructing Siena Cathedral. Sources and Observations on the Use of Brick in the Middle Ages. Presented at: Third International Congress on Construction History, Brandenburg University of Technology Cottbus, Germany , 20th-24th May 2009. (2009):
- "De Hedificiis Communibus Murandis ...". Notes on the Beginning of Building Regulations in Medieval Tuscany. Presented at: Second International Congress on Construction History, Queens' College, Cambridge University; 29/03-02/04/2006. (2006):
- Von der Gestaltung der Eisenbahn. In: Detail - Zeitschrift für Architektur + Baudetail, v. 38, n. 8 ( 1998). (1998):
- Historisches Pflaster in Venedig. In: Detail - Zeitschrift für Architektur + Baudetail, v. 36, n. 1 ( 1996). (1996):
- Eine kurze Geschichte des Stadteingangs. In: Detail - Zeitschrift für Architektur + Baudetail, v. 37, n. 4 ( 1997). (1997):