1. EPPO (Earthquake Planning and Protection Organization), Code for Interventions to Existing RC buildings, second draft, 2006 (in Greek).
2. Eleiott A. F.: An experimental investigation of shear transfer across cracks in reinforced concrete, M.S. Thesis, Cornell University, Ithaca, June 1974.
3. Stanton J. F.: An investigation of dowel action of the reinforcement of nuclear containment vessels and their non-linear dynamic response to earthquake loads, M.S. Thesis, Cornell University, Ithaca, 1977.
4. Jimenez R., Gergely P. and White R. N.: Shear transfer across cracks in reinforced concrete, Report 78-4, Department of Structural Engineering, Cornell University, Ithaca, New York, August 1978.