Frei Otto - Wolf Foundation

Wolf Prize Laureate in Architecture 1996/7

Frei Otto, Architect, Dies at 89; the Soap Bubble Was an Inspiration - The New York Times

Frei Otto: a life in projects

Frei Otto researchlm

Frei Otto: Spanning the Future

Frei Otto researchlm

Frei Otto The Pritzker Architecture Prize

Nature's Intelligence - Art Papers

Frei Otto - Wolf Foundation

Zaha Hadid praises Olympics architect Frei Otto, architecture, Agenda

Frei Otto - Wikipedia

Frei Otto, Marco Vedana · Mannheim Multihalle Parametric design, Architecture, Biophilic architecture