1. C.M. White, D.F. Denny, The sealing mechanism of flexible packings, Ministry of Supply Technical Memorandum No. 3/47, HMSO, 1948. Republished by BHRA, 1972.
2. Film thickness and friction measurements of a rectangular section rubber seal ring;Field,1973
3. A comparison of test methods for hydraulic rod seals;Hörl;Sealing Technol.,2009
4. Eighty years of research on hydraulic reciprocating seals: review of tribological and related topics since the 1930s;Nikas;Proc. I.Mech.E. Part J: J. Eng. Tribol.,2010
5. Simulation of O-ring and U-cup seals for a mini-actuator;Yang;Sealing Technol.,2011