1. 1Pfingsten, K.C., Cecora, R.D. and Radespiel, R. "An experimental investigation of a gapless high-lift system using circulationcontrol"ConferenceonKeyAerodynamicTechnologiesKATnet2009,Bremen,Germany.
2. 2Bamber,M.J."Windtunneltestsonairfoilboundarylayercontrolusingabackward-openingslot",NACAReport385, 1932,USA.
3. 5Kind, R.J., Maul, D.J. "An experimental investigation of a low speed circulation controlled airfoil", The Aeronautical Quaterly,Vol.XIX,May1968,pp.170-182.