1. Hilton WF, Fowler RG. Photographs of shock wave movement. NPL R&M No. 2692, National Physical Laboratories, December 1947.
2. Pearcey HH, Osborne J, Haines AB. The interaction between local effects at the shock and rear separation — a source of significant scale effects in wind-tunnel tests on aerofoils and wings. AGARD CP-35, Transonic aerodynamics, Paris, France, 18–20 September 1968. p. 11.1–23.
3. Mundell ARG, Mabey DG. Pressure fluctuations caused by transonic shock/boundary-layer interaction. Aeronaut J Aug/Sept 1986;274–81.
4. Tijdeman H. Investigation of the transonic flow around oscillating airfoils. NLR TR 77090 U, National Aerospace Laboratory, The Netherlands, 1977.
5. Humphreys MD. Pressure pulsations on rigid airfoils at transonic speeds. NACA RM L51I12, National Advisory Committee for Aeronautics, December 1951.