000 00474nam a22001697a 4500
005 20200207153222.0
008 200207b xxu||||| |||| 00| 0 eng d
040 _cIIT Kanpur
041 _aeng
100 _aLuidens, Roger W. and Kappraff, Jay M.
245 _aMars nonstop round trip trajectories
_cRoger W. Luidens and Jay M. Kappraff
260 _aWashington, D. C.
_bNASA
300 _a37p
650 _aTrajectories
700 _aKappraff, Jay M.
942 _cREF
999 _c561293
_d561293