German architect Frei Otto named winner of Pritzker Prize a day after he dies
Pritzker Prize - Page 9 - The New York Times
Frei Otto - Wikipedia, la enciclopedia libre
Architect Frei Otto wins posthumous award - BBC News
Clássicos da Arquitetura: Pavilhão Alemão da Expo 67 / Frei Otto e Rolf Gutbrod
The 2015 Pritzker Prize Is Awarded to Frei Otto One Day After His Death
Architect Frei Otto awarded Pritzker Prize a day after his death - Los Angeles Times
10 Things you did not know about Frei Otto - RTF
Pritzker Prize - Page 8 - The New York Times
Frei Otto
Research, development and daring – Frei Otto wins the Pritzker Prize
32 Frei Otto ideas architecture, architect, pritzker prize