1. H. BERGH and A.I. VAN DE VOOREN, Experimental determination of the aerodynamic coefficients of an oscillating wing in incompressible flow, NLL Report F104, 1952.
2. Theoretical Aerodynamics;MILNE-THOMSON,1948
3. H.G. KÜSSNER and G. VON GORUP, Instationäre linearisierte Theorie der Flügelprofile endlicher Dicke in inkompressibler Strömung, Mitt. aus dem Max Planck Inst. für Strömungsforschung und der Aerod. Versuchsanstalt, No. 26, 1960. English Version [AGARD Manual on Aeroelasticity]. Vol. II, Chapter 8.
4. The oscillation of a thick aerofoil in an incompressible flow;HEWSON-BROWNE;Quart. J. Mech. Appl. Math.,1963
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