1. Proposed RILEM recommendation, Determination of the fracture energy of mortar and concrete by means of three point bend tests on notched beams,1982
2. Various size effect in fracture of concrete;Nallathambi;Cement Concr. Res.,1985
3. Concrete fracture energy tests performed by nine laboratories according to a draft RILEM recommendation;Hillerborg,1983
4. Additional concrete fracture energy tests performed by six laboratories according to a draft RILEM recommendations;Hillerborg,1984
5. Process zone and acoustic emission measurements in concrete;Maji;Exp. Mech.,1988