Rainer Graefe
- Frei Otto – Architecture and Civil Engineering. Dans: Journal of the International Association for Shell and Spatial Structures, v. 59, n. 1 (mars 2018). (2018):
- Das Teleskop-Verfahren des russischen Ingenieurs V. G. Šuchov. Dans: Stahlbau, v. 85, n. 1 (janvier 2016). (2016):
- Reconstruction of Antoni Gaudí's Church of the Colónia Güell. Présenté pendant: Third International Congress on Construction History, Brandenburg University of Technology Cottbus, Germany , 20th-24th May 2009. (2009):