1. Haringx JA. On highly compressive helical springs. Philips Research Reports 3, 1948:401–49, Philips Research Reports 4, 1949:49–80,206–20
2. Elastic stability of rubber compression springs;Gent;Journal Mechanical Engineering Science,1964
3. Thomas AG. The design of laminated bearings I. Proceedings of the Conference on NR for Earthquake Protection of Buildings, 1982:229–46
4. Fuller KNG, Muhr AH, Pond TJ. Current studies at MRPRA related to isolation bearings. 11th SMiRT Post Conference Seminar on Seismic Isolation of Nuclear and Non-nuclear Structures, Japan, 1991:295–328
5. A simple mechanical model for elastomeric bearings used in base isolation;Koh;Int. J. Mech. Sci.,1988