1. An adjustable hydrostatic-head source using compressed air;Bertram;Journal of Physics E, Scientific Instruments,1986
2. The effects of wall thickness, axial strain and end proximity on the pressure–area relation of collapsible tubes;Bertram;Journal of Biomechanics,1987
3. Flow limitation in uniform thick-walled collapsible tubes;Bertram;Journal of Fluids and Structures,1999
4. Bertram, C.D., Elliott, N.S.J., 2001. Aqueous flow limitation in uniform collapsible tubes: multiple flow-limited flow-rates at the same pressure drop and upstream transmural pressure. In: Kamm, R.D., Schmid-Schonbein, G.W., Ateshian, G.A., Hefzy, M.S. (Eds.), Proceedings of the ASME Summer Bioengineering Conference 27 June–1 July, Snowbird, Utah. BED vol. 50. pp. 383–384.
5. Flow-rate limitation in a uniform thin-walled collapsible tube, with comparison to a uniform thick-walled tube and a tube of tapering thickness;Bertram;Journal of Fluids and Structures,2003