1. 3Mettler, R., The Anemometric Application of an Electrical Glow Discharge in Transverse Air Streams, Ph.D. thesis,California Institute of Technology, 1949.
2. 4Werner, F. D., The Corona Anemometer and its Application to Study of the Effect of Stilling Chamber Turbulence on Test Section Turbulence in a Wind Tunnel at Mach Number Three., Ph.D. thesis,University of Minnesota, 1955.
3. 5Vrebalovich, T., The Development of Direct- and Alternating-Current Glow-Discharge Anemometers for the Study of Turbulence Phenomena in Supersonic Flow., Ph.D. thesis,California Institute of Technology, 1954, JPL Report 20-81.