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New Design Concepts for Advanced Composite Bridges. IABSE Symposium, Budapest, 2006. [PUMA: 2006 advanced bridge composite concept design engineering friedberg gfrp itke testing]
Pultruded Systems for Advanced Infrastructure Systems. 8th World Pultrusion Conference Budapest, Hungary, 2006. [PUMA: 2006 advanced engineering infrastructure itke pultruded system]
The Innovative Design of Advanced Composite Bridges. In Egytian Society of Engineers (Hrsg.), The Fourth Middle East Symposium on Structural Composites for Infrastructure Applications., 48 – 53, Egytian Society of Engineers, Kairo, Ägypten, 2005. [PUMA: 2005 advanced bridge composite design engineering friedberg gfrp innovative itke knippers]