000			00755nam a22002057a 4500
003			OSt
040			_cIIT Kanpur
041			_aeng
100			_aWillis, Edward A.
245			_aNASA Technical Note: Comparison of trajectory profiles and nuclear-propulsion-module arrangements for manned mars and mars-venus missions
260			_aWashington, D.C. _bNASA _c1971
300			_a29p.
440			_aNASA Technical Note
440			_aNational Aeronautics and Space Administration.
500			_a Technical Note D-6170 -6179 Lack No-6175,6177.
500			_a Bound Vol. No.101233 Contents TR15104-15110
650			_aNuclear Propulsion -- Manned Space Flight
653			_aMars -- Venus -- Vehicle Configuration
942			_cTR
999			_c566003 _d566003