1. Fifth Symposium (International) on Combustion;Geckler,1955
2. First Report of the Working Group on Solid Propellant Combustion Instability;McClure;APL/JHU Report TG 371-1,1960
3. Eighth Symposium (International) on Combustion;Mathes,1962
4. Combustion Instability in Solid Propellant Rockets;Price;ARS Preprint 1492-60,1960