Editing VTOL (section)

===Bibliography===
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* Allen, Francis J. "Bolt upright: Convair's and Lockheed's VTOL fighters". ''Air Enthusiast'' (Key Publishing), Volume 127, January/February 2007. {{ISSN|0143-5450}}.
* {{cite book |last1=Alsalem |first1=Ahmed |last2=Zohdy |first2=Mohamed |title=2023 IEEE Conference on Technologies for Sustainability (SusTech) |chapter=A Review on Civil Applications of Vertical Take-Off and Landing Vehicles |date=2023 |pages=130–137 |doi=10.1109/SusTech57309.2023.10129574|isbn=979-8-3503-4548-3 }}
* Boniface, Patrick. "Tilt-wing Testing". ''Aeroplane,'' Vol. 28, no. 3, March 2000, pp.&nbsp;72–78.
* Campbell, John P. ''Vertical Takeoff & Landing Aircraft.'' New York: The MacMillan Company, 1962.
* Harding, Stephen. "Flying Jeeps: The US Army's Search for the Ultimate 'Vehicle{{'"}}. ''Air Enthusiast'', No. 73, January/February 1998, pp.&nbsp;10–12. Stamford, Lincs, UK: Key Publishing. {{ISSN|0143-5450}}.
* Jackson, Paul A. ''German Military Aviation 1956–1976''. Hinckley, Leicestershire, UK: Midland Counties Publications, 1976. {{ISBN|0-904597-03-2}}.
* Khurana, K. C. ''Aviation Management: Global Perspectives''. Singapore: Global India Publications, 2009. {{ISBN|978-9-3802-2839-6}}.
* Markman, Steve and Bill Holder. ''Straight Up: A History of Vertical Flight''. Atglen, Pennsylvania: Schiffer Publishing, 2000. {{ISBN|0-7643-1204-9}}.
* Norton, Bill. ''Bell Boeing V-22 Osprey, Tiltrotor Tactical Transport''. Earl Shilton, Leicester, UK: Midland Publishing, 2004. {{ISBN|1-85780-165-2}}.
* Rogers, Mike. ''VTOL: Military Research Aircraft''. New York: Orion Books, 1989. {{ISBN|0-517-57684-8}}.
* Büchi, Roland. ''Fascination Quadrocopter''. Norderstedt, BoD, English Version, 2011. {{ISBN|978-3-8423-6731-9}}
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