Cycling space ship transportation device for continuous link between earth and mars
1990
IV, 45 S
graph. Darst
Digital preservation by Technische Informationsbibliothek (TIB) / Leibniz-Informationszentrum Technik und Naturwissenschaften und Universitätsbibliothek
Report
German
Circulating transportation orbits between earth and Mars
NTRS | 1986
|Circulating transportation orbits between earth and Mars
AIAA | 1986
|