1. Aassved Hansen, E. (1991) Influence of sustained load on the fracture energy and the fracture zone of concrete, in van Mier J.G.M., Rots J.G., Bakker A. (eds.) R.I.L.E.M./E.S.I.S. Conference on Fracture Processes in Brittle Disordered Materials: Concrete, Rock, Ceramics, E&FN SPON, 829–838.
2. Barenblatt, G.I. (1959) The formation of equilibrium cracks during brittle fracture: general ideas and hypotheses. Axially-symmetric cracks, Journal of Applied Mathematics and Mechanics, 23, 622–636.
3. Barpi, F. and Valente, S. (1996) Time induced crack propagation in concrete structures: cohesive crack model in mixed-mode conditions, Politecnico di Torino, Structural Engineering Department, Research Report A845/95.
4. Barpi, F. and Valente, S. (1998) Size-effects induced bifurcation phenomena during multiple cohesive crack propagation, International Journal of Solids and Structures, 35, 1851–1861.
5. Bazant, Z.P. and Gettu, R. (1992) Rate effects and load relaxation in static fracture of concrete, A.C.I. Materials Journal, 89, 456–468.