ロフストロムループ
↑ Robert L. Forward, Indistinguishable from Magic, chapter 4.
1 2 3 4 5 6 7 8 9 10 11 12 13 PDF version of Lofstrom's 1985 launch loop publication (AIAA conference)
↑ December 1983 Analog magazine
↑ Launch Loop slides for the ISDC2002 conference
↑ New scientist: First floor deadly radiation
↑ Bolonkin, A.A., Non-Rocket Space Launch and Flight, Elsevier, 2006, 488 pgs.
↑ Paper IAC-2-IAA-1.3.03 by A.