1. K. Berman, et al, “The Performance of Plug-Type Rocket Exhaust Nozzles,” American Rocket Society Meeting, New Jersey, 28–29 January 1960.
2. G. Rao, “Analysis of a New Rocket Nozzle,” American Rocket Society Meeting, Los Angeles, 9–12 May 1960.
3. V. Ilsen, “Vibration and Deformation of the Nozzle Shells,” Aerojet-General Corporation LRP Technical Report No. 93, Sacramento, 1957.
4. V. Ilsen, “The Shape of Rocket Exhaust Nozzles,” Aerojet-General Corporation Technical Memorandum No. 141, Sacramento, 1958.
5. V. Ilsen, “Nozzle Surface Area and Weight,” Aerojet-General Corporation, Department 8120 Special Study Report No. 59–1, Sacramento, 1959.