1. 1Munk, M. M. and Miller, E. W. “The Variable-density Wind Tunnel of the National Advisory Committee for Aeronautics,” Tech. Rep. NACA TR-227, Langley Aeronautical Laboratory, Langley Field, VA, 1926.
2. 3Whitcomb, R. T. and Clark, L. R. “An Airfoil Shape for Efficient Flight at Supercritical Mach Numbers,” Tech. Rep. NASA TM X-1109, Langley Research Center, Langley Station, Hampton, VA,Jul. 1965.
3. 4Ayers, T. G. and Hallissy, J. B. “Historical Background and Design Evolution of the Transonic Aircraft Technology Supercritical Wing,” Tech. Rep. NASA TM-81356, NASA Dryden Flight Research Center, Edwards, CA, Aug. 1981.
4. 5Wright, R. H., Ritchie, V. S., and Pearson, A. O. “Characteristics of the Langley 8-foot Transonic Tunnel with Slotted Test Section,” Tech. Rep. NACA TR-1389, Langley Aeronautical Laboratory, Langley Field, VA, Jul. 1958.