1. AASHTO. (2006). Standard specifications for plain and laminated elastomeric bridge bearings. AASHTO M251. Washington, DC: American Association of Highway and Transportation Officials.
2. AASHTO. (2014) Design guide specifications for seismic isolation. Washington, DC: American Association of Highway and Transportation Officials.
3. AASHTO. (2017). AASHTO LRFD bridge design specifications. Washington, DC: American Association of Highway and Transportation Officials.
4. Inspection, condition evaluation and replacement of elastomeric bearings in road bridges
5. CEN. (2005a). Structural bearings: Elastomeric bearings. EN 1337-3. Brussels: European Committee for Standardization.