1. Lloyd, P., Proceedings of the 6th International Congress on Applied Mechanics, 1946.
2. “The Problem of Combustion at High Altitude,”;Lloyd,1954
3. “Flame Stability in Bluff-Body Recirculation Zone,”;Longwell;Industrial and Engineering Chemistry,1953
4. “Theoretical Aspects of Flame Stabilization,”;Spalding;Aircraft Engineering,1953
5. Hirschfelder, J.O. and Curtis, C.F., Henkel, M.J., Hummel, H., and Spaulding, W.P., Third Symposium on Combustion, Williams & Wilkins, Baltimore, Md. 1949, p. 121.