Pritzker Prize for Frei Otto, German Architect, Is Announced After His Death - The New York Times
Inventing, experimenting, and collaborating: The Architectural Biography of Frei Otto
German Architect Frei Otto Dies at 89, Wins 2015 Prizker Prize
جایزه معماری پریتزکر - فرا دانشنامه ویکی بین
Architect Frei Otto named Pritzker prize winner one day after his death, Architecture
AD Classics: German Pavilion, Expo '67 / Frei Otto and Rolf Gutbrod
Architecture's Nobel Prize' awarded to German architect Frei Otto - The Globe and Mail
Frei Otto, Tag
Frei Otto Posthumously Awarded the Pritzker Prize
A celebration of Frei Otto 1925-2015 - Buro Happold
Frei Otto, Tag
Pritzker Prize for Frei Otto, German Architect, Is Announced After His Death - The New York Times
German architect Frei Otto named winner of Pritzker Prize a day after he dies