1. Eurocode 8. Design of structures for Earthquake Resistance. Part 1-1: General Rules, Seismic Actions and Rules for Buildings. Brussels, 2004.
2. Refined force reduction factors for seismic design;Borzi;Eng Struct,2000
3. Eurocode 0. Basis of structural design. Brussels, 2005.
4. Analysis in seismic provisions for buildings: past, present and future;Fajfar;Bull Earthq Eng,2018
5. NTC2008. Decreto ministeriale 14 gennaio 2008 - Norme Tecniche per le Costruzioni. Supplemento ordinario n. 30 Gazzetta Ufficiale 4 febbraio 2008, n 29. 2008. (in Italian).