Reaction engine definition, Collins online dictionary: "an engine, such as a jet or rocket engine, that ejects gas at high velocity and develops its thrust from the ensuing reaction" (UK), or "an engine, as a jet or rocket engine, that generates thrust by the reaction to an ejected stream of hot exhaust gases, ions, etc." (US) (retrieved 28 June 2018)
Jet propulsion, Collins online dictionary definition. (retrieved 1 July 2018)
doi.org
Bakken, Lars E.; Jordal, Kristin; Syverud, Elisabet; Veer, Timot (14 tháng 6 năm 2004). “Centenary of the First Gas Turbine to Give Net Power Output: A Tribute to Ægidius Elling”. Volume 2: Turbo Expo 2004. tr. 83–88. doi:10.1115/GT2004-53211. ISBN978-0-7918-4167-9.