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2. Ulaga T (2003) Members with bar and lamella reinforcement: Bond and tension modelling. Diss., Zurich. Only available inGerman.
3. Ortlepp R, Curbach M (June 2003) Bonding behaviour of textile reinforced concrete strengthening. In: High Performance Fiber Reinforced Cement Composites–-HPFRCC 4. Proceedings of the 4th International RILEM Workshop, Ann Arbor, Naaman AE, Reinhardt H-W, RILEM Proceedings PRO 30, Bagneux, 2003. pp. 517–527.
4. Onken P, Grunewald G (2003) Strengthening of bridge structures using FRP-material. Presented at the 14. Brückenbausymposium, Dresden. Only available in German.
5. Holzenkämpfer P (1997) Engineering bond models of glued reinforcement for concrete members. Deutscher Ausschuss für Stahlbeton, Berlin, 473:109–209. Only available in German.