By A Mystery Man Writer
Zum Tod von Frei Otto: Luftschlösser für die Welt - Kultur - SZ.de
nets-frei-otto-2 – Form Finding Lab
Ökologisches Bauen: Frei Otto
Pritzker Prize for Frei Otto, German Architect, Is Announced After His Death - The New York Times
15 Landmark projects by Frei Otto - RTF
Frei Otto's Pritzker, and His Legacy - Azure Magazine
Learning From Frei Otto
Thinking in Models - Domus
Frei Otto. A life of research construction and inspiration — Ivorypress
The 2015 Pritzker Prize Is Awarded to Frei Otto One Day After His