Four-stroke engine (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Four-stroke engine" in English language version.

refsWebsite

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2web.archive.org

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1nicolaus-august-otto.de

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1testingautos.com

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autoblog.com

Neff, John (9 December 2005). "BMW Turbo Steamer Gets Hot and Goes". Autoblog. Retrieved 11 April 2016.

autos.ca

"Auto Tech: Atkinson Cycle engines and Hybrids". Autos.ca. 14 July 2010. Retrieved 23 February 2013.

betp.net

"Best Place for Engineering and Technology, Air Standard Assumptions". Archived from the original on 21 April 2011.

doi.org

Sprouse III, Charles; Depcik, Christopher (1 March 2013). "Review of organic Rankine cycles for internal combustion engine exhaust waste heat recovery". Applied Thermal Engineering. 51 (1–2): 711–722. doi:10.1016/j.applthermaleng.2012.10.017.

ecen.com

Ferreira, Omar Campos (March 1998). "Efficiencies of Internal Combustion Engines". Economia & Energia (in Portuguese). Brasil. Retrieved 11 April 2016.

espacenet.com

worldwide.espacenet.com

US 367496, J. Atkinson, "Gas Engine", issued 1887-08-02

nhtsa.gov

"Fuel Economy". US: National Highway Traffic Safety Administration (NHTSA). Retrieved 11 April 2016.

nicolaus-august-otto.de

"125 Jahre Viertaktmotor" [125 Years of the Four Stroke Engine]. Oldtimer Club Nicolaus August Otto e.V. (in German). Germany. 2009. Archived from the original on 7 May 2011.

testingautos.com

"Four-stroke engine: how it works, animation". testingautos.com. Retrieved 25 January 2020.

uti.edu

"4-STROKE ENGINES: WHAT ARE THEY AND HOW DO THEY WORK?". UTI. 5 May 2020. Retrieved 19 November 2021.

web.archive.org

"125 Jahre Viertaktmotor" [125 Years of the Four Stroke Engine]. Oldtimer Club Nicolaus August Otto e.V. (in German). Germany. 2009. Archived from the original on 7 May 2011.
"Best Place for Engineering and Technology, Air Standard Assumptions". Archived from the original on 21 April 2011.