Centennial Bridge

1. Humpf, Karl / Saul, Reiner (2007): Cable-stayed Bridges across the Panama Canal and the Orinoco. Presented at: IABSE Symposium: Improving Infrastructure Worldwide, Weimar, Germany, 19-21 September 2007, pp. 56-57.

   https://doi.org/10.2749/222137807796119627

2. Manzanarez, Rafael / Sanjines, Alex / Donikian, Roupen / Humpf, Karl (2007): Design and Construction Innovations for the Puente Centenario, Panamá. Presented at: IABSE Symposium: Improving Infrastructure Worldwide, Weimar, Germany, 19-21 September 2007, pp. 234-235.

   https://doi.org/10.2749/222137807796120418

3. Entre deux Amériques. In: Sols et Structures, n. 220 ( 2004), pp. 16-17.
4. Humpf, Karl (2004): Flying pace. In: Bridge Design & Engineering, v. 10, n. 35 (2nd Quarter 2004), pp. 41-42.
5. Freyssinet cable-stayed structures. Freyssinet International, Vélizy-Villacoublay (France), 2004, pp. 73.