1. CEB-Comité Euro International du Béton,1994
2. Eligehausen, R., Mallée, R. and Rehm, G., ‘Befestigungstechnik’ (Pastening Technology. In German) in ‘Betonkalender 1997’, edited by J. Eibl, 86, Part II (Emst & Sohn, Berlin, 1997) 609–753. (First version 1988).
3. Wittmann, F. H., Editor, ‘Fracture mechanics of concrete’ (Elsevier, Amsterdam 1983), 8 +680 p., ISBN 0-444-42199-8.
4. RILEM TC 50-FMC, ‘Determination of the fracture energy of mortar and concrete by means of three-point bend test on notched beams’,Mater. Struct. 18 (106) (1985) 28–290.
5. Hillerborg, A., ‘The theorectical basis of a method to determine the fracture energy GF’, inMater. Struct. 18 (106) (1985) 291–296.