1. Al-Hussaini T. M. Zayas V. A. and Constantinou M. C. (1994). “Seismic isolation of a multi-story frame structure using spherical sliding isolation systems.” Technical Rep. NCEER-94-0007 National Center for Earthquake Engineering Research Buffalo N.Y.
2. AASHTO. (1998). LRFD bridge design specifications Washington D.C.
3. AASHTO. (1999). Guide specifications for seismic isolation design Washington D.C.
4. Blakeley R. W. G. (1982). “Code requirements for base isolated structures.” Proc. Int. Conf. on Natural Rubber for Earthquake Protection of Buildings and Vibration Isolation Malaysian Rubber Research and Development Board Kuala Lumpur Malaysia 292–311.
5. Performance of steel bridges during the 1995 Hyogo-ken Nanbu (Kobe, Japan) earthquake