Oleg Zabluda's blog
Monday, August 20, 2018
 
Robert Zubrin - On the Way to Starflight Economics of Interstellar Breakout
Robert Zubrin - On the Way to Starflight Economics of Interstellar Breakout
https://www.youtube.com/watch?v=Y4P2oihuB_k
https://www.youtube.com/watch?v=Y4P2oihuB_k

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