Didier Sonnbichler
- (2014): Footbridges for Kenya. Presented at: IABSE Symposium: Engineering for Progress, Nature and People, Madrid, Spain, 3-5 September 2014.
- Footbridges for Kenya. Presented at: Footbridge 2014 - Past, Present & Future, London, 16-18 July 2014. (2014):