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2. D. M. Infrastrutture Trasporti 14 gennaio 2008. Norme Tecniche per le Costruzioni NTC; 2008.
3. FEMA 356. Pre-standard and commentary for the seismic rehabilitation of buildings, federal emergency management agency. Washington DC; 2000.
4. UNI EN 1992-1-1:2005. Eurocode 2 (Annex C) – design of concrete structures – part 1–1: general rules and rules for buildings; 2005.
5. UNE 36065 EX:2000. Norma Espanõla Experimental 2000 – Barras corrugadas de acero soldable con caracteristìcas especiales de ductilidad para armaduras de horigòn armado; 2000.