1. Uniform Building Code. International Conference of Building Official, Whittier, 1997; 1234–1253.
2. Eurocode 8. Design Provisions for Earthquake Resistance of Structure. ENV 1998-1, CEN, Brussels, 1994; 854–876.
3. Ministry of Construction. Code for Seismic Design of Buildings GB50011-2001, Beijing, China, 2001.