== Eksterne henvisninger ==
{{Commonskat|VASIMR}}
* [http://www.adastrarocket.com: Ad Astra Rocket]
* [http://www.nasa.gov/vision/space/travelinginspace/future_propulsion.html NASA: Propulsion systems of the Future]
* [http://spaceflight.nasa.gov/shuttle/support/researching/aspl/vasimr.html NASA HSF- VASIMR] {{Webarchive|url=https://web.archive.org/web/20150202001541/http://spaceflight.nasa.gov/shuttle/support/researching/aspl/vasimr.html |date= 2. februar 2015 }}
* [http://www.nasatech.com/Briefs/Sep01/MSC23041.html NASA Tech Brief: VASIMR]
* [http://ston.jsc.nasa.gov/collections/TRS/_techrep/TP-1995-3539.pdf Rapid Mars Transits with Exhaust-Modulated Plasma Propulsion (PDF)] {{Webarchive|url=https://web.archive.org/web/20041016200148/http://ston.jsc.nasa.gov/collections/TRS/_techrep/TP-1995-3539.pdf |date=16. oktober 2004 }}
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