1. Rotary piston machines;Wankel,1963
2. Kenichi Yamamoto. Father of Mazda's rotary engine, Is Dead at 95-The New York Times n.d. https://www.nytimes.com/2017/12/29/obituaries/kenichi-yamamoto-dead-father-of-mazda-rotary-engine.html. [Accessed 21 January 2018].
3. Theoretical analysis of Wankel engine combustion;Bracco;Combust Sci Technol,1973
4. Experimental and theoretical investigation of the rotary piston Wankel engine and skip cycle system;Omer,2017
5. Experimental and theoretical analysis of Wankel engine performance;Danieli;SAE Tech Pap,1978