Editing Exhaust gas recirculation (section)

== Sources ==
* Heywood, John B., "Internal Combustion Engine Fundamentals," McGraw Hill, 1988.
* van Basshuysen, Richard, and Schäfer, Fred, "Internal Combustion Engine Handbook," SAE International, 2004.
* "Bosch Automotive Handbook," 3rd Edition, Robert Bosch GmbH, 1993.
* {{cite journal |last= Alger |first= Terry |year= 2010 |title= Clean and Cool |url= http://www.swri.org/3pubs/ttoday/Summer10/PDFs/Clean-and-Cool.pdf |access-date= 2017-04-08 |journal= Technology Today |location= San Antonio, Texas |publisher= Southwest Research Institute |volume= 31 |issue= 2 |pages= 10–13 |issn= 1528-431X}}
* {{cite web |url=https://www.researchgate.net/publication/265153489 |title=Methanol as a Fuel for Modern Spark-Ignition Engines: Efficiency Study |last1=Sileghem |first1=Louis |last2=Van De Ginste |first2=Maarten |first3=Roger |last3= Sierens |first4=Sebastian |last4=Verhelst |first5=Jeroen |last5=Vancoillie |year=2011 |publisher=Ghent University |department=Department of Flow, Heat and Combustion Mechanics |via=Research Gate |location=Ghent, Belgium |access-date=2019-03-19}}

=== References ===
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