1. D.S. Miller and H.W. Carlson, A study of the application of heat or force fields to the sonic-boom-minimization problem (NASA, Washington, DC, 1969).
2. P. Smereczniak, US Patent 7641153 (2010).
3. Controlling the sonic boom from a thin body by means of local heating of the incoming flow
4. Reduction of the sonic boom level by heating the flow in front of the body
5. Lawrence R. Benson, Quieting the boom : the shaped sonic boom demonstrator and the quest for quiet supersonic flight (NASA, 2013), p. 401.