Rumelevator: Forskelle mellem versioner

* http://www.spaceelevatorstore.com/

* Ziemelis K. "Going up". In ''New Scientist''[http://www.newscientist.com] 2001-05-05, no.2289, p.24-27. Republished in SpaceRef [http://www.spaceref.com/news/viewnews.html?id=337 May 03, 2001, Space elevator]. Title page: "The great space elevator: the dream machine that will turn us all into astronauts." Byline: "Rockets, schmockets! If you want to get into orbit, just take the space elevator. Karl Ziemelis heads for the top floor."

 

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