Bibliography

i) Thermodynamics, An Engineering Approach, 5th Ed. Cengle, Y, Boles, M. p 507-508)

ii) Liquid Nitrogen as a Propulsion fuel (1945-1959), Ch 8-9. retreived from:
           http://history.nasa.gov/SP-4404/ch8-9.htm

iii) Thermodynamics and Propulsion. 3.7 Brayton cycle. Massachusetts Institute of Technology (MIT). retrieved from :
           http://web.mit.edu/16.unified/www/FALL/thermodynamics/notes/node28.html

iv) Energy Conversion and Heat Engines. Elecropaedia. Woodbank Communications Ltd, Chester,(United Kingdom) retrieved from
            http://www.mpoweruk.com/heat_engines.htm

v)  The Aircraft gas Turbine engine and Its Operation. United Aircraft Corporation (Now United Technologies Corp.) p. 272, 1960