Mars Direct (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Mars Direct" in Italian language version.

refsWebsite

Global rank Italian rank

75^th place

131^st place

193^rd place

396^th place

nasa.gov

history.nasa.gov

Report of the 90-Day Study on Human Exploration of the Moon and Mars

wired.com

MARS DIRECT: HUMANS TO MARS IN 1999! (1990)